In the dimly lit hallway, a step sister's heart pounds with illicit intent. She's been craving her brother, his strong form and innocent eyes stirring something dark within her. She slips into his room, his back turned to her as he studies. Her eyes rake over him, imagining the muscles hidden beneath his clothes. She moves closer, her scent enveloping him, and he turns, meeting her hungry gaze. She doesn't shy away, instead, she leans in, her voice a husky whisper, "I've been thinking about you..."