In July, following the rescue of Rise Kujikawa, Yosuke proposes that everyone go to the beach during the summer break since everyone else has managed to get scooter licenses, and he invites Marie to come along with them. When they finally get a chance to go to the beach near the end of their summer break in late August, everyone has fun playing in the sea. Things soon get awkward when Kanji loses his swimming trunks, forcing the guys to try and cover his shame before the girls can see...