Shirasaki is a physical education teacher who is also popular with female students. However, Shirasaki also had worries that he could not tell anyone about. It was his fiancé Kuniko's cleanliness. Still, Shirasaki tries not to disappoint her expectations for him. Even when Yuki, a female student who has a crush on Shirasaki, suddenly approaches Shirasaki in an attempt to attract his attention, he never crosses the line. However, one night, as he walks in the same direction as a woman who got off the bus, he is mistaken for another man and Shirasaki's life begins to take a turn for the worse.
| Actor | Role |
|---|---|
 Kaoru OrimotoKuniko Sekiguchi (Kindergarten teacher) | Kuniko Sekiguchi (Kindergarten teacher) |
| MMasatoshi FurusawaTakashi Shirasaki (PE teacher) | Takashi Shirasaki (PE teacher) |
| RRina TakamizawaYûki Yanagi | Yûki Yanagi |
| KKoji MakimuraFumio Nonaka (Japanese language teacher) | Fumio Nonaka (Japanese language teacher) |
 Kaoru KazeHisako Takikawa (female teacher) | Hisako Takikawa (female teacher) |
| AAya SadagawaWoman in red high heels | Woman in red high heels |
| AAi ÔhashiWoman in black earrings | Woman in black earrings |
 Kayoko SugiNeighbor woman | Neighbor woman |