In the dim light of the living room, the siblings' hands brush, electricity jolting through them. She's wearing his old shirt, her nipples hardening against the soft fabric, while he's in nothing but boxers, his cock twitching at the sight of her long, bare legs. Their eyes meet, and the air thickens with unspoken words. He leans in, his breath hot on her ear, "I know you want it, sis." She gasps, her pussy throbbing at his words, as they tumble into a whirlwind of taboo passion, their bodies entwined, their moans echoing through the silent house.