Yoji Akutagawa is an exceptional doctor who lacks people skills, He lives with his nephew Kento, who's in his second year of junior high. Unfortunately, the two have trouble communicating. So in an attempt to mend their relationship, Yoji offers to pay Mr. Yagi, Kento's tutor, 20,000 yen an hour to be his personal instructor on human emotions.
Yoji has finally come to terms with his romantic feelings for Mr. Yagi, and approaches their next session with a burning excitement. Meanwhile, as Yoji continues trying to overcome the barrier Kento has put up, Mr. Yagi suggests that the cause for his behavior may lie elsewhere...