satsuki shibaoka, wife for sexual desire treatment.
As a collateral for his older brother's debt, Tsutomu began to treat his wife Satsuki as his sexual desire handling toy. In addition, Kenji TSUJI joined the group to make Satsuki into a sex treatment toy. Satsuki strives to be healthy for his beloved husband, but is gradually awakened by intense training such as electric maikase and double irama. Saki no longer belonged to her husband.