SSNI-827 I was made into a slut by my brother's ex-girlfriend, Tsukasa Aoi

Suddenly, my brother's ex-girlfriend Tsukasa appears. - It seems that my older brother, who was terrible at playing with women, trained me to have sex, played with me, even owed me money, and then threw me away, so I decided to take his place. - There was no way I could get my money back, so I was taken to a hotel where I was stripped naked and forced to have sex like my brother had done to Tsukasa. - Although I was refusing to do it because I had a girlfriend, the strange perverted play that I had never experienced before gradually seeped into my body, and now I could only get erections with Tsukasa-san...