Monty is allergic to ghosts-if there's one around, he sneezes. That's how he discovers a ghost-girl called Lulu haunting an old vintage car at the bottom of the garden. Unfortunately, Monty's mother doesn't believe in ghosts, so she sends him away to the Brinsley Codd School for Sensible Thought, where, she hopes, Monty will learn there are no such things as spirits. But Monty has only been inside the school a minute when he starts to sneeze