The always close-knit trio of Kotono, Takeshi, and Ayumu. Kotono and Takeshi are in a relationship, but since Kotono is also very kind to Ayumu, who has little immunity to women, Ayumu mistakenly thinks that Kotono is being kind because she likes him. Therefore, he wrongly assumes that his friend's girlfriend is also his own and ambushes Kotono while waiting for her, forcefully entering her room and saying, 'If you like me, then isn't this fine?' before forcibly…
