Eddie has always been afraid of the dentist. He even bit the last one he went to (by accident). And Dr. Yankum, the eccentric new dentist in town, isn't making matters any better. He pulled two of Eddie's teeth--teeth Eddie swears were perfectly healthy. And he finds out he's not the only kid in town who has had unnecessary extractions. Who or what is Dr. Yankum? And what does he want with their teeth?

When the doctor starts dating Eddie's mom, Eddie knows it's only a matter of time before her teeth go missing too! Eddie and his best friend, Darryl, band together and put their sleuthing skills to the test to uncover the truth about Dr. Yankum. But they're not prepared for what they find...