In the sultry heat, siblings Michelle and her brother can't resist the temptation of their shared shower. As he lathers up, she can't help but steal glances at his growing erection. Their eyes meet, and the tension becomes palpable. She tentatively reaches out, wrapping her hand around his thick cock. He gasps, then encourages her to continue. They explore each other's bodies, their moans echoing off the tile walls. Just as they're about to cross the final boundary, a knock at the door forces them to hastily separate.