Dr. Tess Coleman and her daughter, Anna, do not get along with each other. However, things take a turn when, in a freak accident, they switch bodies and are forced to live each other's lives.

Unpopular schoolgirl Jenna Rink makes an unusual wish on her birthday. Miraculously, her wish comes true and the 13-year-old Jenna wakes up the next day as a 30-year-old woman.

A girl who's sick of the social strictures of junior high is transformed into a grownup overnight. In this feel-good fairy tale, teenager Jenna wants a boyfriend, and when she's unable to find one, she fantasizes about being a well-adjusted adult. Suddenly, her secret desire becomes a reality, and she is transformed into a 30-year-old, but adulthood, with its own set of male-female challenges, isn't as easy as it looks.