Soon after Claire is called on to investigate a new case, her ghostly partner Kaz is reunited with his brother, Little John, who joins them in searching for the cause of strange phenomena that occur each afternoon at five o'clock.

When Eva Wingdale sees something large and white flying above her she is convinced that it is a ghost, although most of the other owls just laugh at her--until something large and heavy and white lands on the school roof.

"Kaz and Claire take a trip downtown, hoping to find Kaz's long-lost uncle. Instead, they meet a group of ghosts who live in the movie theater. But soon the ghosts start mysteriously disappearing! Who or what is chasing them away? And can Kaz and Claire bring the ghosts back?"--

When ghost boy Kaz's haunt is torn down and he is separated from his ghost family, he meets a real girl named Claire, who lives above the town library with her parents and her grandmother. Claire has a special ability to see ghosts when other humans cannot and she and Kaz quickly form a friendship. The two join forces to solve the mystery of the ghost that's haunting the library. Could it be one of Kaz's lost family members?

When Andres discovers that he has had a monster encounter without knowing it as strange things start happening in the school cafeteria, he and Desmond investigate.

A group of girls in Claires town have noticed strange sights and sounds coming from the tree house where their club meets. Is it a rival boys club trying to scare them away? Or is it a ghost? The girls ask Claire to tackle the mystery--and Kaz hopes to finally find the rest of his missing family members!

When Desmond and Andres go to the Kersville Library for a school assignment, they encounter a ghost who insists they be quiet.

Baron von Bubbles (Bub) the pug, Duchess the cat, and their human, Bella, are going to the countryside to visit Bella's grandmother for a few days, where they expect to have fun building forts and dressing up in the attic--but the attic seems to be haunted, and neither Bub nor Duchess can summon up the courage to face the ghost.

Prince Lucas and his best friend Clara discover a ghost haunting Wrenly Castle.

Desmond and Andres must confront stage fright and a demon as they act their way through the most cursed school play ever.