Authentic bondage work: Mother who has become a bondage pet, arrears rent, for the sake of her son who goes to college...

Rieko lives with her son, paying off the debts left behind by her husband after she passed away. Life is tough and I've been in arrears for three months. The landlord Sagawa was being urged every day. If Sagawa were to accompany him on his hobby, he would wait for rent and he would be given the conditions, and Rieko would accept it for his son's sake, as it was rent. However, his hobby is bondage. Rieko is tied up obscenely at Sagawa's request, but her mature flesh skin, which has been deeply digged into by the rope, is toyed with as she desires...