Moka Haruyo, a daughter-in-law who sacrificed her body to her father-in-law in exchange for her husband taking over a secret debt.
``Moka'' started an investment out of curiosity without telling her husband, but it failed, leaving her with a debt of 10 million yen. There was no way I could tell my husband, so I decided to consult with my husband's father... When her father-in-law decided to pay off her debt, her joy was short-lived. Father-in-law asks for Moka's body in return. Moka's weakness is seized and she sacrifices her body to her father-in-law...