The tension builds as the step cousins lock eyes, their bodies inches apart. She teases him, "You want to fuck me, don't you?" He nods, his cock throbbing. She guides his hand to her pussy, "Then push it in, up close. I want to feel every inch of you." He does, his cock sliding up and into her, her tightness enveloping him. They move together, their bodies slick with sweat, their moans echoing in the small space.