Deadly Sibling Rivalry

Janna, the responsible twin, and Callie, the wild twin, get into a car wreck. Callie walks away from the crash but Janna falls into a coma. Callie suddenly starts to live as Janna in order to evade the police for a drug charge. Janna's daughter Fiona suspects that her mother, not Aunt Callie, is the coma victim.