One day, four men were playing mahjong, and each of them developed a memoir about groping from the tiles they drew.
| Actor | Role |
|---|---|
 Ayumi TaguchiYuko, Chiemi's older sister | Yuko, Chiemi's older sister |
 Kyoko HashimotoRumiko | Rumiko |
 Saori MizunoBald girl | Bald girl |
 Tomomi MatsudaChiemi | Chiemi |
| JJimmy TsuchidaNishikawa | Nishikawa |
 Yutaka IkejimaMinamida | Minamida |
 Ryuji YamamotoKitayama | Kitayama |
| TTakaaki HashiguchiNishikawa's co-worker | Nishikawa's co-worker |
| IIchiro TsudaHigashi | Higashi |