MOOC-015 My new beautiful younger sister from my father’s remarriage turned out to be a boyish girl with male anatomy…! Her carefree, fully aroused appearance left me unexpectedly excited, and I ended up immediately having sex with the androgynous partner and finishing inside. Bone-crushing…

A cute boy with a big surprise! Guaranteed climax in every scene! From mocco, a maker specializing in otokonoko, newhalf, and cross-dressing characters! After his father remarries, he suddenly gains a younger sister who is an athletic track-and-field girl. He thinks, So I’m going to be living under the same roof with someone this cute from now on! Maybe this will turn into a manga-like situation… But then…! From her sportswear, an unexpected bulge makes its appearance! What a shock! His new sister turns out to have a very impressive male anatomy! Confused by the unbelievable situation, he becomes captivated and can’t resist. During the few days when their parents are away, he is overwhelmed by the sister’s carefree, tempting behavior and gets carried away.