In her diary, a pretty, petite, blonde teen - Haley Spades - writes about her uncontrollable lust which she feels for her step-bro and how, with an outlet, this lust turns into hate. This diary catches her stepbrother’s eye, an the guy decides just to give the naughty cutie what she's longing for, namely, his huge boner, hoping it would help her stop acting so weird.