Overview
Natsumi, a female college student attending a university in Tokyo, lives in a luxury apartment left to her by her parents and leads a carefree life. However, her older sister Keiko moves into Natsumi's room after her brother-in-law dies in an accident. Natsumi, who is quite promiscuous, is no longer able to have the sex she loves because of her sister...
| Actor | Age then | Age now | |
|---|---|---|---|
 | - | - | |
| - | - | |
| - | - | |
| 46 | 77 | |
 | 28 | 60 | |
 | 26 | 57 | |
| - | - | |
| - | - | |
| - | - | |
| - | - |