Episode Title:
A Genius Secretly Responds with [X] to Their Conjectures.
Episode Description:
Rizu agrees to visit a university open day with Nariyuki and Sawako. Both Nariyuki and Sawako claim to be sick so Rizu can be with the other person, unintentionally leaving Rizu alone, so they both go. Nariyuki leaves Rizu with Sawako in a mathematics lecture. Rizu falls asleep, irritating the professor who challenges her to solve an equation. Nariyuki later finds the professor praising Rizu's intellect and demanding she enter his mathematics course, but Rizu refuses. Sawako leaves Nariyuki with Rizu in the psychology lecture...
