Ken Kasugai has been deserted by his wife, because he was absorbed in a game. One day, missing child robot Tang appears in front of him.

The only movie theater on the Onomichi seafront is about to close its doors. Its last night of screenings will be an all-night marathon of Japanese war films. When lightning…

Spring, 1941. Sixteen-year-old Toshihiko attends school in the coastal town of Karatsu, where his aunt cares for his ailing cousin. Immersed in the seaside’s nature and culture, Toshihiko soon befriends…