The husband is in debt, the wife has to sell herself to gangsters to pay off her husband's debt

Amami Tsubasa's husband owes a large sum of money to the gangsters, which now both of them cannot pay. Then the two went to see the boss and begged, but could not beg. Seeing that his wife was so beautiful, he invited her to stay at his house to gradually reduce his debt by sleeping and taking care of him every day. There is no other way, she has to do it even though she doesn't want to..