Ghosthunters #4 : Ghosthunters and the Mud-Dripping Monster!

Cornelia Funke

Tom has battled an Incredibly Revolting Ghost, a Gruesome Invincible Lightning Ghost, and a Bloodthirsty Baroness, but it ends up that nothing is more frightening than - final exams. To earn his Ghosthunting Diploma, Tom's in pursuit of a particularly rare apparition. The chase takes him to the undergro...