AFTER BEING EXILED: MY SISTER AND I BUILD HIDDEN CIVILIZATIONS

Chapter 103 - 101: The Ocean Wasn’t on the Map

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Chapter 103: Chapter 101: The Ocean Wasn’t on the Map

The first problem with taking a family expedition to the coast was that everyone had a different definition of essential luggage.

Lyra considered six bags essential.

Luna considered four.

Lucan considered his sword, spare clothes, and a comfortable chair sufficient.

Victor wanted to bring explosives.

EVE wanted detailed coastal survey equipment.

A-01 requested emergency medical supplies, redundant communication relays, and three independent evacuation plans.

Arin wanted everyone to stop making lists.

Unfortunately, the Civic Exploration Platform was still eight days from completion, which meant there was plenty of time for everyone to make more lists.

He stood in the family residence, looking at the growing mountain of luggage.

"Why are there twelve blankets?"

Lyra raised her hand.

"Emergency."

"What emergency requires twelve blankets?"

"Cold."

"At the beach?"

"What if the beach is cold?"

Arin opened his mouth.

Then closed it.

Technically, that was possible.

Lucan smiled.

"She’s learning to prepare for unexpected conditions."

Arin turned toward him.

"You’re not helping."

"I rarely do."

The eastern coastal route had been selected.

Not because it offered the richest mineral deposits.

Not because it contained the greatest concentration of unexplored ruins.

Not even because it was the most strategically useful destination.

EVE wanted to see the ocean.

That was enough.

But choosing a destination and reaching it were different problems.

The nearest major coastal settlement was approximately fourteen hundred kilometers from Elysium.

The direct route crossed several mountain passes, two regional territories, a wide river basin, and a stretch of poorly maintained frontier road.

The Civic Exploration Platform could handle difficult terrain.

That was its purpose.

But Arin had no intention of driving an enormous experimental vehicle through populated settlements without proper arrangements.

So the expedition route required planning.

Actual planning.

With permits.

Supply schedules.

Emergency contacts.

And local jurisdiction agreements.

Arin found this deeply offensive.

Cassian called during breakfast.

"You’re taking the platform to the eastern coast?"

"Yes."

"Through Greyhaven?"

"Possibly."

"Good."

Arin became suspicious.

"Why good?"

"Because I need you to inspect the Bellwick freight corridor."

Arin closed his eyes.

"No."

"It’s on the way."

"That doesn’t mean—"

"And Stoneford’s bridge design."

"Cassian."

"And Westmere’s road drainage."

Arin stared at the communication crystal.

Lucan started laughing.

Cassian continued.

"Think of it as a regional infrastructure tour."

Arin sighed.

"I’m going to the beach."

"Excellent. You can inspect roads on the way."

"You’re becoming Tavian."

Cassian sounded pleased.

"Thank you."

Arin ended the call.

The construction yard remained busy.

The platform’s exterior hull was nearly complete.

Its massive tracks had passed repeated mobility tests.

The suspension system was stable.

The Long-Range Mana Core had completed another sustained-output trial.

And the navigation matrix’s interference shielding was undergoing final installation.

Arin walked through the engineering deck with Sera.

"Any major problems?"

"Nothing beyond expected calibration work."

"Good."

"However, we have one concern."

Arin sighed.

"Of course."

Sera opened a projection.

The platform’s cooling system had been designed for extended travel across mountains, forests, plains, and deserts.

Coastal environments introduced additional challenges.

Salt.

Humidity.

Corrosion.

Fine sand.

And prolonged exposure to sea air.

Arin studied the report.

"How serious?"

"Not immediately dangerous. But repeated coastal operation could shorten the lifespan of several exposed components."

He nodded.

"Then we need protective coatings."

"Yes."

"Sealed ventilation filters."

"Yes."

"Corrosion-resistant connectors."

"Yes."

Arin smiled.

"Good. Add them."

Sera hesitated.

"That will increase costs."

Arin looked toward Tavian, who had appeared at the doorway.

Tavian sighed.

"Approved."

Arin blinked.

"That easily?"

"It’s preventive maintenance."

"You’re becoming reasonable."

Tavian stared.

"I have always been reasonable."

Lucan, standing nearby, whispered:

"Debatable."

The next two days passed without major incidents.

Which made Arin nervous.

Not because he wanted trouble.

Because every time a project progressed smoothly, someone usually discovered a problem hidden beneath three layers of engineering reports.

Fortunately, the problem that appeared on the third day was relatively ordinary.

The platform’s kitchen was too small.

Lyra discovered it.

Naturally.

She stood in the completed galley, staring at the cooking counters.

Then looked toward Arin.

"Big Brother."

"What?"

"This is unacceptable."

Arin blinked.

"What?"

"The kitchen."

"What’s wrong with it?"

"Too small."

Arin looked around.

The galley could prepare meals for thirty people.

It had multiple cooking stations.

Food preservation units.

Water purification.

Storage.

Ventilation.

And enough counter space for several cooks.

"Lyra."

"Yes?"

"This kitchen is bigger than the one in our house."

She folded her arms.

"Exactly."

Arin stared.

Luna nodded seriously.

"We need room for pancakes."

Arin closed his eyes.

Lucan laughed.

EVE intervened.

"The galley meets all operational requirements."

Lyra looked at her.

"But what if everyone wants pancakes at the same time?"

EVE paused.

That was apparently a question she had not considered.

Arin stared.

"Don’t encourage her."

EVE smiled.

"A second griddle could improve meal preparation efficiency."

Lyra cheered.

Arin looked betrayed.

"You too?"

EVE nodded.

"Operational improvement."

Lucan laughed harder.

Meanwhile, Greyhaven continued growing.

The first permanent residential block had completed its foundation.

Local workshops were producing standardized construction materials.

The Hunter Corps had expanded its patrol network.

And the regional infrastructure cooperative had begun hiring engineers for the Westmere road.

Arin reviewed the reports remotely.

Cassian appeared on the communication screen.

"Things are progressing."

"Good."

"Although we have a problem."

Arin sighed.

"What now?"

"Too many people."

Arin blinked.

"That’s a good problem."

"Until they need somewhere to sleep."

The town’s population had grown faster than expected.

Returning families were arriving.

Merchants were opening businesses.

Construction workers were staying.

And several neighboring settlements had begun sending apprentices to Greyhaven’s restored workshops.

The provisional committee had approved additional housing.

But construction took time.

Arin studied the figures.

"Temporary shelters?"

"Nearly full."

"Available buildings?"

"Several damaged residential blocks remain."

"Structural condition?"

"Repairable."

Arin smiled.

"Then repair them."

Cassian nodded.

"Already planned."

"Good."

Then Cassian added:

"Also, Mara wants you to visit."

Arin frowned.

"Why?"

"She says you haven’t eaten properly."

Arin stared.

"How would she know?"

Cassian smiled.

"Apparently she knows everything."

On the fifth day, the navigation shielding prototype passed its final laboratory test.

The Varric Highland mineral samples had been processed into specialized shielding components.

They were installed around the navigation matrix’s most sensitive systems.

EVE ran a series of interference simulations.

The results were excellent.

Not perfect.

But excellent.

Positional errors remained within acceptable limits under conditions that had previously caused severe failures.

Arin smiled.

"Good."

Rian, who had helped with the calibration, looked exhausted.

"Finally."

EVE nodded.

"Final integration approved."

The platform’s navigation system was ready.

Only several remaining construction tasks and full-system validation stood between them and departure.

Estimated completion:

Three days.

Arin stared at the number.

Three.

He smiled.

Lucan looked toward him.

"You’re going to start counting hours, aren’t you?"

"Probably."

The final construction day arrived under clear skies.

The entire industrial district seemed to know.

Workers gathered around the testing yard.

Engineers completed their inspections.

Medical staff stocked the infirmary.

Supply teams loaded provisions.

Security personnel checked emergency equipment.

A-01 inspected the platform’s defensive systems.

EVE verified the Long-Range Mana Core.

And Arin stood before the completed machine.

For a long moment, he said nothing.

The Civic Exploration Platform towered above him.

Its armored hull reflected the morning sunlight.

Massive tracks supported the reinforced chassis.

The observation deck extended from the upper structure.

Sensor arrays lined the roof.

Retractable equipment bays occupied the sides.

Inside were workshops, living quarters, a medical bay, storage facilities, navigation systems, and enough supplies to support an expedition for weeks.

It was enormous.

Expensive.

Complicated.

And beautiful.

Arin slowly smiled.

"We did it."

EVE stood beside him.

"Construction complete."

Lucan whistled.

"Not bad."

Tavian looked toward the financial report.

Then closed his eyes.

"Never again."

Arin laughed.

The formal commissioning ceremony was short.

Arin insisted.

The Civic Council representatives attended.

The engineering teams received recognition.

The workers were thanked.

Safety procedures were reviewed.

Then Lyra and Luna arrived carrying a ribbon.

A very large ribbon.

Arin stared.

"What’s that?"

Lyra smiled.

"Opening ceremony!"

Luna nodded.

"We made it."

Arin looked toward EVE.

EVE smiled.

"They requested permission."

"Of course."

The ribbon was tied across the platform’s boarding ramp.

Lyra handed Arin a pair of scissors.

He looked at her.

Then at Luna.

Then smiled.

"Together?"

Both girls nodded.

They held the scissors with him.

And cut the ribbon.

The workers cheered.

Lucan clapped.

EVE smiled.

A-01 stood perfectly still.

Then raised his repaired arm in a small salute.

Arin laughed.

The Civic Exploration Platform was officially commissioned.

The first full-system test began that afternoon.

Not an expedition.

A controlled journey through Elysium’s outer testing region.

The platform traveled across prepared roads.

Climbed slopes.

Crossed shallow streams.

Navigated uneven ground.

And completed emergency shutdown drills.

Everything functioned.

Mostly.

The galley ventilation required adjustment.

One storage compartment door rattled.

A navigation display briefly lost synchronization.

And Victor somehow managed to trigger an emergency alarm while inspecting the defensive systems.

Arin stared at him.

"How?"

Victor shrugged.

"I touched a button."

"Which button?"

"The red one."

Arin closed his eyes.

Lucan laughed.

EVE added a protective cover to the control.

Immediately.

By evening, the platform returned to the city.

The test had been successful.

The remaining issues were minor.

The crew had performed well.

And the vehicle was ready for its first expedition.

Arin stood on the observation deck.

The city stretched beneath him.

Elysium.

His home.

The civilization he had built.

EVE approached.

"All primary systems operational."

Arin nodded.

"Good."

"Expedition supplies loaded."

"Good."

"Navigation route confirmed."

"Good."

"Departure scheduled for tomorrow morning."

Arin smiled.

"Excellent."

Then EVE paused.

"One more thing."

He sighed.

"What?"

"The eastern coastal route has received an updated regional advisory."

Arin frowned.

"About?"

EVE displayed a map.

The eastern coast.

The intended destination.

And a warning marker covering a long stretch of shoreline.

COASTAL NAVIGATION DISRUPTION — MULTIPLE VESSELS MISSING.

Arin studied the notice.

"How recent?"

"Within the last three weeks."

"Cause?"

"Unknown."

Lucan, who had joined them, looked at the map.

"Pirates?"

"Possibly," EVE answered.

"Storms?"

"Also possible."

"Sea monsters?"

"Cannot be ruled out."

Arin considered.

The advisory did not necessarily affect their land route.

But it could affect their destination.

He looked toward EVE.

"Any confirmed danger to coastal settlements?"

"Not at present. The missing vessels were operating beyond the main harbor approaches."

Arin nodded.

"Then we proceed cautiously."

Lucan smiled.

"Of course."

Arin looked toward the ocean on the map.

For years, he had lived surrounded by forests, mountains, and hidden valleys.

Now he was finally going somewhere different.

Somewhere with salt air.

Harbors.

Ships.

And an endless horizon.

He smiled.

"Tomorrow."

EVE nodded.

"Tomorrow."

That night, the family gathered for dinner.

Lyra talked endlessly about beaches.

Luna asked whether fish could sleep.

Lucan claimed he was an excellent swimmer.

Victor insisted he could defeat a sea monster with a fishing rod.

Arin refused to discuss that possibility.

EVE listened to everyone.

Smiling.

Laughing.

Occasionally correcting Victor’s increasingly ridiculous claims.

For once, there were no urgent meetings.

No collapsing mountains.

No emergency construction projects.

No merchant disputes.

Just family.

And the anticipation of a journey.

After dinner, Luna climbed onto Arin’s lap.

"Big Brother?"

"Yes?"

"Are we really going tomorrow?"

He smiled.

"Yes."

She looked thoughtful.

"Will the ocean be big?"

"Very."

"Bigger than Elysium?"

"Much bigger."

"Bigger than the mountains?"

"Yes."

Luna’s eyes widened.

Then she smiled.

"I want to see it."

Arin hugged her.

"So do I."

Across the table, EVE watched quietly.

For years, she had known the ocean only through maps, recordings, and archived information.

Tomorrow, she would see it herself.

Not through a remote sensor.

Not through someone else’s memories.

With her own eyes.

She smiled.

The following morning, the Civic Exploration Platform stood at Elysium’s eastern departure gate.

Its systems were active.

Its crew assembled.

Its supplies secured.

Arin stood at the boarding ramp.

Lucan approached carrying a small bag.

"Ready?"

Arin smiled.

"Always."

Lyra and Luna rushed past him.

"WE’RE GOING TO THE OCEAN!"

EVE laughed.

A-01 confirmed the final safety checks.

The crew boarded.

The ramp closed.

The Long-Range Mana Core increased output.

And the enormous tracks began to move.

Slowly at first.

Then steadily.

The Civic Exploration Platform rolled beyond Elysium’s walls.

The city gates opened wide.

Workers waved.

Residents cheered.

Arin stood on the observation deck, watching his home recede into the distance.

For the first time, House Elysium’s greatest mobile creation was leaving the city.

Not for war.

Not for conquest.

Not because disaster demanded it.

But because there was a world beyond the horizon.

And they wanted to see it.

Chapter End

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