While searching for Arashi, the team's boat sails into a fog. It becomes caught in thick sticky algae adjacent to a ship graveyard and Semimaru decides to fly Arashi's kite as a signal. Meanwhile, Arashi discovers the "trees" on his island are actually windmills covered in vegetation. He sees his kite flying and realizes that the boat must be nearby. The fog begins to lift and Chimaki sees a giant structure beside them and suspects that it is one of the seven Fujis. Semimaru finds a way to the structure which is revealed to be a ghost ship. The others, including Ango and Ryo, join him to explore, leaving Chimaki behind on their boat...