A brother and sister, both teens, find themselves alone in the house, their hormones raging. She, with her innocent yet seductive demeanor, and he, with his newfound appreciation for her womanly curves, can't help but feel the pull between them. They try to distract themselves with a movie, but the sexual tension is palpable. She snuggles up to him, her hand resting on his thigh, making his cock twitch. He tries to hide his growing erection, but she notices, her eyes sparkling with mischief. She leans in, her breath hot on his ear, whispering, "You like my tits better than your girlfriend's, don't you?" before sucking his earlobe into her mouth, sending shivers down his spine.