A boy who looks like a ghost at first glance. Gus is so pure-hearted that he seems to lack the emotion of fear, and is obsessed with paranormal phenomena and psychic powers. He is currently searching for the person who killed him.

Once a renowned maestro, Chuck bid farewell to the harmonies of the concert hall to become the conductor of a dissonant ghost train. He continues to hold the controls today, seeking new frontiers in music... He is currently helping Gus search for Gus's killer.

A man of many mysteries, both in his abilities and his origins. He was once the most popular character in Starr Park, but rumors say he was ousted from the park through despicable means. He is the one who killed Gus.