The air in the room thickens as the step-sister, clad in a thin robe, steps closer to her brother. She whispers, "I know it's wrong, but I can't help it. I want you." Her hand grazes his thigh, inching upwards. He stiffens, not from fear, but from the growing bulge in his pants. She smiles, knowing she's won, and begins to untie her robe, revealing her naked body, "Let's make this a day to remember, little brother."