Morgan Carlyle is new to town and hasn't made any friends yet. Then she meets Lizzie and it begins to seem like her luck is changing. Lizzie is great, and her friend Naomi shares all the same interests as Morgan. But Naomi doesn't want to be Morgan's friend. Instead, Sheseems to view her as competiition. Then Lizzie invites Morgan to a sleepover. Morgan is excited, but she also is nervous. She hasn't slept away from home since she was diagnosed with type 1 diabetes.