Tom and Kate Baker have made many sacrifices in their professional lives in order to raise their 12 children. When Tom is offered a job as a Division I college football coach, he moves the entire pack to a suburb in Chicago. This move shakes up the entire family, but when Kate's memoirs get published, she takes off on a book tour. The lack of parental guidance creates problems for all the Baker kids and chaos ensues.

An evil dictator threatens to take over the kingdom and Princess Rosalinda gets put into the Princess Protection Program. She is whisked away to rural Wisconsin where she must learn the ins and outs of behaving like a normal American teenager. She is taken under the wing by Mason, an agent from the Program. Carter is Mason's daughter, who works after school at a a nearby bait shop. Rosalinda, now known as Rosie, helps Carter overcome her insecurities...