Because I knew she wouldn't wake up, I decided to sneak into her room while she was sleeping and do it with her. Seeing that she didn't wake up, I became even more daring. I ejaculated all my semen inside her and then wiped it away, as if nothing had happened. The following days I continued to make love to her. Today, my parents returned home, and only my two sisters were left at home. I immediately came up with an idea to let other people come and have sex with my sister and make more money. Thinking of doing it, I posted and quickly there were many perverts lining up to have sex with her. And then just like that, the innocent stepsister did not know that every time she fell asleep, a man would come and make love to her and ejaculate all his semen inside her...
