Ruri and Shingo had just bought their dream home in their third year of marriage, yet their relationship had become sexless. Amidst this, their niece Mayu came to Tokyo for job hunting and moved in with the couple...
| Actor | Role |
|---|---|
| KKoharu YamasakiRuri Setouchi | Ruri Setouchi |
| MMinami SeiraMayu Yamado | Mayu Yamado |
 Taishi TakemotoShingo Setouchi | Shingo Setouchi |
 Seiji NakamitsuMutsuo Karashina | Mutsuo Karashina |
| NNaohiro HirakawaSachio Nagano | Sachio Nagano |
| SSaburō IsurugiYuki Nakamoto | Yuki Nakamoto |