Tsubasa RESERVoir CHRoNiCLE (2005)

S2E5 The Boy's Resolution

The group finds themselves in a new realm, landing directly in the ocean. They’re rescued by a ship, and upon meeting the captain, they realize he’s a familiar foe from a previous adventure. Despite his past, they choose to place their trust in him, opting to lend a hand aboard the vessel. While exploring the engine room, Syaoran encounters a younger version of his deceased father, Fujitaka. When a storm strikes and they’re tossed overboard, Syaoran and Fujitaka seize the opportunity to bond during their time adrift.