FBI agent Malcolm Turner and his 17-year-old son, Trent, go undercover at an all-girls performing arts school after Trent witnesses a murder. Posing as Big Momma and Charmaine, they must find the murderer before he finds them.

A spoiled teen’s birthday bash turns killer after she convinced her parents to re-open a roller skating rink where a series of brutal murders took place and the killer comes back to wreak havoc during her party.