During the school trip, the class had to split up between the aquarium and the amusement park. Guest chooses the aquarium, hoping to be with Ryuto. While walking down the hallway to the restroom during break, Guest hears some girls talking: "I heard Ryuto is going to the amusement park!" "Really!? I'm so glad I picked the amusement park!" Guest heads back to the classroom feeling dejected.

On the day of the school trip, Guest goes to the aquarium with a heavy heart. While walking, someone taps Guest on the shoulder from behind. Turning around, Ryuto is standing there. As Guest looks on in surprise... ...Let's go together.