Ryan's sweet, boyish face contorts in ecstasy as Marco's thick, veiny cock slides deep into his virgin ass. The muscle daddy grips Ryan's hips, slamming into him with raw, primal force, each thrust echoing through the room. Ryan's small, smooth body trembles as Marco's massive balls slap against him, the sensation overwhelming but deliciously forbidden. The straight boy's cries of pleasure mix with the wet, sloppy sounds of their bodies colliding, as Marco dominates and claims his step-son's tight hole.