Petra is a lesbian college student who invites her girlfriend Nickey over to do each other's make up. Unfortunately for Petra, she still lives with her step-mom Dava who just has to be involved in everything. When Dava sees the girls doing make up she invites herself to join. Petra protests because Dava always tries to outdo her at everything and this situation is no exception. Dava seduces Petra's girlfriend Nickey right in front of her! Nickey, ever the big breasted horny slut, likes the attention from the hot MILF and convinces Petra to join in. Would Petra ever hook up with her own mother? Even if in a threesome with her own girlfriend?