Domon had obtained his assignment to Yamato through illegal means. The day of the 65th convoy's departure. The Yamato is set in motion by a new crew. In the engine room is Tokugawa Taisuke, the son of the chief engineer Tokugawa. And at the helm is Domon. Susumu Kodai, now Yamato's captain, questions his resolve by entrusting the ship to him.