NHDTA-601 When I opened the bathroom door, my pure older sister was pissing! My brother, seeing his sister's pussy for the first time, couldn't control himself and committed incest.

"What the hell!? My sister is pissing in the bath!" A brother, driven by curiosity, peeks at his sister taking a bath. There he sees her unguardedly urinating! His excitement builds as he sees her fully exposed vagina. He lunges at his sister. Initially resisting, she too becomes aroused seeing her brother's erect penis! Both of them ignited with passion, they hide from their parents and indulge in forbidden incest in the bathroom.