Alex Mack is totally into his stepsister Moly Little, but both of them are trying to pretend that nothing is amiss. While Moly is in the middle of riding Alex's face, his mom lets Moly best friend Lexi Lore in. Lexi nearly catches them in the act and she makes it clear that they should definitely fuck already.Later, Lexi sets up a situation where she begins playing fuck marry with the stepsibs. She encourages vto make out with Alex while she watches. Then Lexi instructs Moly to suck Alex's cock, which she's eager to do. The sight is so hot that Lexi can't help masturbating while urging the stepsiblings to fuck.