KSBJ-280 - Stepmother Tsukada Shiori, with large breasts, takes the virginity of her stepson and repeatedly demands intercourse.

My father remarried Shiori and immediately left on a business trip. Since then, I have been living with Shiori, whom I have never called mother. One day, I witnessed Shiori masturbating while saying my name. Shiori further tempted me, seeing my confusion…