Nagi Shinonome. The most handsome guy in school who sits next to you and is very kind. He agreed to be your boyfriend for a day, but even after the day ended, he's actually found himself interested in you. A 2nd-year high schooler.

Koharu Kamiya. Your high school friend. When you consulted her about the triple date, she was the one who suggested you ask the guy sitting next to you. A 2nd-year high school girl.

Minamo Shirase. Your middle school friend and the one who proposed the triple date. She has a boyfriend. A 2nd-year high school girl and Ritsuki's girlfriend.

Ritsuki Kuon. Minamo's boyfriend. A 2nd-year high school boy who goes to the same school as Minamo.

Suzune Tsukishiro. Your middle school friend who was invited to the triple date by Minamo. She has outstanding athletic nerves. A 2nd-year high school girl and Akito's girlfriend.

Akito Aizawa. Suzune's boyfriend. Like Suzune, he is incredibly athletic. A 2nd-year high schooler.