Kotarou and the others are going on a hiking trip. At the bus station, Takashi overreacts about his favorite lunch box from Shia. Kotarou knocks it over by accident, separating Takashi and Kotarou. Misha and Koboshi try to fake a drowning incident, but Hiroshi interferes. As the weather gets harsher, Kotarou tries to return to the bus station alone but slips. Takashi saves Kotarou and they both reconcile their friendship.