Stepmom helps her friend with his atamony homework

Stepmom's friend comes into her room asking for some help with his anatomy homework. He needs to study for a test and she is glad to give him an up-close and personal look at the various parts of stepmom's anatomy. From her tits to her pussy. she explains everything and then notices he has gotten hard. She tells him to masturbate while he watches her masturbate and gives some jerk-off instructions. After she orgasms, he blows his cumshot and now he has learned a lot and is now relaxed.