nao lives with her mother. her mother, who was taking care of the landlord, fell ill, so nao decided to take over the landlord's care to reduce her mother's burden. but it wasn't just household chores; she was also made to help with his sexual needs. handjob, paizuri, blowjob. it escalated quickly, and one day, he forced her into raw sex. nao continued to cater to the landlord's perverted desires.