Kimi ga Otona ni Naru Mae ni

Entrance examinee Takafumi Tsuru, who's secretly in love with his cram school lecturer Yuuki Senpa, accidentally learns Senpa's "secret." Senpa, who's seen through Tsuru's feelings, offers to be "pretend lovers" in place of hush money. While Tsuru knowns Senpa isn't serious about him, he can't deny his feelings and accepts the offer.