Laying in bed side by side, Kate Bloom and her adopted sister Mackenzie Moss are a sight for Kate's stepbrother Tyler Nixon. The girls are sexy as hell in their lingerie nighties. Mackenzie isn't even wearing any panties, which Tyler takes as a blatant invitation. She's already awake when Tyler comes in and makes it clear he wants to fuck. They debate briefly since Mackenzie believes they're going to get caught and get in trouble, but Tyler eventually convinces her that there's nothing wrong with them getting together.
Oliver Flynn and his stepsis Hime Marie get into semantics when Hime gets upset that Oliver was using her computer to look at porn. Oliver points out that Hime looks at porn, too, but Hime calls it erotica and tells him there's a big difference. She proves it by climbing into bed with him and showing him the difference between what he likes and what she likes. Hime points out that Oliver is probably having trouble getting a girl because he watches family porn, which is extra gross. As Hime is trying to show Oliver the difference between his porn and hers, he pulls his dick out and starts stroking it. Hime tries to ignore Oliver's inappropriateness, but he leans in to kiss her on the neck she realizes it's pretty hot to have that attention from her stepdad.
Oliver Flynn has two hot stepsisters, but he's figured out a formula for how to get into both of their pants. He even made a video on how to do it so his viewers could learn from his method. Oliver claims that there are three easy steps. First, win their trust. Second, start a rumor. Third, strike. Oliver executed the trust step by putting suntan lotion on both girls as they sunbathed, offering them snacks, and more. The rumor he started was that his dick is big, which encouraged his stepsisters to want to see what all the fuss was about and had the added benefit of other girls at school being interested in Oliver.
Scarlett Bloom has to share rooms with her stepbrother, Nathan Bronson, while their aunt is in town. Scarlett isn't inherently opposed to sharing, but she has a bedtime tradition of masturbating before she goes to sleep. They climb into bed together and Scarlett tries to ignore the awkwardness and sleep without cumming. When that doesn't work, she decides fuck it, it's her bed and she'll do what she wants. Nathan offers to leave, but Scarlett figures that maybe if it helps her it'll help both of them. She suggests that Nathan masturbate at the same time she does. They agree to each do themselves under the covers for privacy.
Amara Romani is a finalist in a spelling bee, but when her stepdad Romeo Prince comes to check on her in her hotel room he finds her drawing sex pictures instead of studying. He bends her over his knee to spank her as a punishment, but Amara laughs at his attempted discipline. He lifts her uniform miniskirt and spanks her again with only her thong covering her ass. This time she doesn't like it so much, so Romeo continues in his punishment.