It's been 10 years since I lost my father. - My mother, who raised me single-handedly, suddenly brought me a new partner. - To be honest, I wasn't that surprised. - No, in fact, the feeling of joy was greater. - However, I am also 24 years old and at a delicate age, so I was a little reluctant to live with an old man I had never met before. - At that time, I felt that way, but my mother's second marriage partner was actually a bastard. - It was after he was laid off and lost his job that his father-in-law suddenly changed. - He started drinking alcohol every day and was violent towards his mother. - My father-in-law is an alcoholic who is not looking for a job. - My mother worked more part-time jobs to support the family finances. - Of course, I was also paying my salary, but my mother continued to protect this man. - One day I saw a shocking sight. - When I came home from work, my father-in-law encouraged a strange man to fuck my tied-up mother. - My mother hated it, but she seemed to be in agony from the irresistible pleasure and climaxed over and over again. - I was at a loss for words, but I couldn't take my eyes off the scene. - That night, I managed to get some work done, and when I saw that my father-in-law was asleep, I asked my mother about what had happened during the day. - My mother seemed drunk and said I was sorry for being such a mother. - I hugged my mother and said that was not the case. - Then my mother kissed me and gently put her hand on my confused crotch, saying that I would make her feel good...