One summer day, high school student Keito, recently widowed Na, and the couple Takeshi and Raika are on a crowded train, engaging in a sexual harassment game. Soon, the harassers' hands close in on Keito and Na…
| Actor | Role |
|---|---|
 Kaho KasumiEtsu Hibi | Etsu Hibi |
 Waka KonnoRaika Hibi | Raika Hibi |
| HHotaruMei Machida | Mei Machida |
 Riri KoudaSatsuki Morino | Satsuki Morino |
| AAtsushi TsudaMichiharu Izawa | Michiharu Izawa |
 Taishi TakemotoTakeshi Hino | Takeshi Hino |
| TTôshi YanagiYasushi Machida | Yasushi Machida |
| NNaohiro HirakawaImage Club Manager | Image Club Manager |
 Kimihiko NakamuraHiroaki Okita | Hiroaki Okita |
 Hotaru HazukiNot listed | Not listed |