In a twist of sibling solidarity, the busty step-sister sneaks into her brother's room, finding him in the middle of a heated titty-fuck with his bully. Instead of disrupting their fun, she joins in, her big ass settling on the floor as she leans in to take the bully's cock into her warm, wet mouth. She eagerly sucks him, her head bobbing up and down as she takes him deep, her lips tight around his shaft. The bully, enjoying the extra attention, grabs her head, fucking her face while she gags and moans around his cock. He can't hold back any longer, pulling out and coating her face in his hot, sticky cum, leaving her breathless and covered in his load.