The younger brother Yuji, who found his sister on a deli-helo's HP, received a request from him to "play with his sister." The sister Yukine was stunned the moment she saw her brother. At first, she was confused and refused, but reluctantly agreed to play with her brother who was throwing a tantrum. However, the virgin brother got excited and out of control with his sister's penile discharge, and ended up ejaculating inside his sister's vagina...
