Gortimer keeps having the same strange dream about a frightening underwater encounter -- and his mounting fears are getting in the way of his junior lifeguard training.

To celebrate a rare astronomical event, Mel invites all her friends to a spooky sleepover, complete with ghost stories galore. But when it seems like an actual spirit has crashed the party, they all must hurry to solve the mystery before they become ghost stories themselves.

After Ranger accidentally causes havoc at his family's bakery, he flees the scene to avoid getting into trouble, but his growing sense of guilt has an unusual effect.