As her father prepares to marry their new neighbor, Veronica Kreep, Polly tries to convince him that there is something sinister and strange about Veronica and her family.
Polly's mad-scientist stepbrother, Damon, spends hours in his creepy basement laboratory preparing to enter the school science fair. Polly doesn't know what is worse, that Damon is clearly up to no good with his experiment or that he might actually win first place at the fair.
Polly wants to join the soccer team to have some normal fun, away from her weird new step family. But her witchy stepmother, Veronica Kreep, is determined to be Polly's biggest fan.
Tinker Bell, a pots-and-pans fairy who loves fixing things, has lost her hammer and now everything she tries to repair goes wrong, but in order to get her talent back, she may have to visit a former friend who once hurt her feelings.