After getting paid for the very first time, Fuutarou Uesugi brings Raiha Uesugi, accompanied by Itsuki Nakano to the arcade for some fun. Later that evening, the Uesugi siblings were asked to join the Nakano Quintuplets to watch the fireworks at a festival. However, things don't go to plan as everyone gets lost. Meanwhile, Fuutarou tries to discover his relationship with the girls.

The midterms are approaching fast and Fuutarou Uesugi is feeling desperate to teach the girls so that they could get all pass their exams. However, after a small fight with Itsuki Nakano and Nino Nakano rejecting him, Fuutarou was left unsure as to how to convince them to join the study group. However things get a whole lot worse after a call with Maruo Nakano (the Nakano Quintuplets' father) who told him that if any of his daughters were to fail their exams, he would be fired.