SEXY MOMMA's New Years Eve with Step-Moms Claire and Mia is a series that follows two sisters in high school, Holly J. and Mia. The sisters are rivals at Lakehurst, so Mia tries to keep them in check by getting their lockers locked. During the filming, Mia gets into a fight with her rival, Holly J., and evicts her from her locker. Meanwhile, she also has her eye on a new guy, Sav, who is a varsity athlete, and he doesn't seem to care about Mia being a teenager..