"I've always wondered what it'd be like," the teen admits, her eyes locked on her sister's massive cock. "Let's find out," the older one smirks, pushing her sister's head down. She takes it like a champ, her tight throat stretching to accommodate the girth. She gags, saliva dripping, but the sister holds her head in place, fucking her mouth until she cums, choking her on her own orgasmic fluids.