Zephyr's warship changed course. Their new route was completely different from the one previously filed with Marine Headquarters.
However, Zephyr did not report the route change to Marine Headquarters. He had no intention of informing Sengoku.
While they waited for the ship to be coated at the Sabaody Archipelago, Zephyr obtained several Eternal Poses leading to Fish-Man Island from the Marine Branch stationed on the island.
Marine Headquarters and Fish-Man Island could be said to have no contact whatsoever, but Fish-Man Island was nominally a member of the World Government, and the Marines did possess navigational information for reaching it.
In just two days, everything was ready.
One afternoon, several hundred meters after Zephyr's warship left port, the entire vessel sank beneath the sea.
On the warship's deck, Ace, Sabo, and the others, who were full of longing for the underwater world, watched the ship sink below the surface and cried out in amazement.
"Wow!"
"It really can go underwater!"
"A warship can sail through the sea? That's incredible!"
"The seawater is all kept outside!"
The warship had not descended very far yet, and it was moving down slowly. This was to allow the coating to gradually adjust to the pressure. If it descended too quickly, the sudden change in water pressure could cause the coating to rupture.
It also gave the crew time to adjust to the underwater environment.
Above the warship, the sea surface shimmered with golden light. Luffy tilted his little head back and stared at the glowing surface overhead, marveling again and again.
He had never seen an underwater sight like this before.
Beside him, Ace and Sabo curiously looked around. As the warship gradually descended deeper, colorful and strangely shaped fish occasionally swam past it.
Fish, coral, and other creatures in shallow waters could still