Sonezaki, an elderly man, sees a beautiful woman named Eri on the train. When he saves her from a groper, the stone on her bracelet glows and she suddenly transforms into a slut. This leads Sonezaki to start living with Eri.
| Actor | Role |
|---|---|
 Reira MisakiEri / Juri / Yoshiko | Eri / Juri / Yoshiko |
| KKyôko KazamaAkemi | Akemi |
 Yumika HayashiMariko | Mariko |
 Syuetsu TookaichiSonezaki | Sonezaki |
| MMakoto YamazakiSakuragi | Sakuragi |
| MMakoto SasakiHaruya | Haruya |