Ep. 1: Yuuko and Natsuki encourage Riko to kiss Goto at the festival

1

During a summer festival outing with Yuuko and Natsuki, Riko is urged to kiss Goto. The group later witnesses Goto leaning in to kiss a woman, leading them to believe he is unfaithful. They prepare to attack him for betraying Riko. However, the woman is actually Goto’s sister, not a romantic interest. The misunderstanding causes the friends to mistakenly target Goto for violence before realizing the truth about his relationship with the woman. The incident highlights the confusion surrounding Goto's intentions and the friends' protective reaction to Riko's romantic prospects.