When Janice, August Ames's step-sister, enters the room to want to have some fun, August is studying for math while lying on her bed. Being a decent girl, August informs Janice that she must study. During a break, August writes in her diary about how happy she is to have Janice as a sister, despite the fact that they occasionally feel like Murphy's law due to their clashing personalities. Janice is negatively impacted by her sister Carmen's new friendship, but August is limited to being a good girl and staying true to herself. Since Janice Griffith and August's parents are away for the weekend, Carmen Caliente arrives to their home prepared to party, but August made a promise to her mother that there wouldn't be any parties during their absence. It appears that August will have to call off their celebration before things get out of control! Carmen determines that in order to break up this supposed party that she and her sister are having, she will need to become one of them—a bad girl. She is trying to figure out how to get inside and end this party. She seems as though she is having trouble choosing what to wear to the outdoor celebration they are going to. August uses her charming sweetness to draw their focus away from the entire celebration by starting a game of fun on their parents' bed. In order to reenact what they did the last time they were by themselves, August pulls off her shirt. As the two sisters share a kiss, Carmen, wishing to join in, removes August's panties. Carmen kisses August's breasts as she joins in the fun. The two buddies approach August's pussy and rub it at the same time. Each of the three takes a turn eating and