My father's new wife, the young and beautiful Saki, suddenly arrived. I peeked at the couple's lovemaking in the middle of the night and was fascinated by the sex I had never experienced before. I wondered how good it would actually feel... I was filled with feelings of frustration, but they exploded when my stepmother saw me masturbating. Driven by my sexual desire, I approached my stepmother, but to my surprise, she accepted me. And in the end, she even allowed me to insert it raw...