Sixteen-year-old Charlie Frith has problems. His crush is dating someone else, his sisters have glitter-bombed his prosthesis (again), and he's a seer-of-spirits in York, the most haunted city in England, and all his friends are ghosts.

To make matters worse, it seems that famous spirits are mysteriously vanishing from York's haunted streets and alleys. Charlie is determined to stay out of it, but Sam, the irritating new seer in town, expects him to track down who — or what — is responsible and uncover the dark purpose behind these disappearances.

But when one of Charlie's ghostly friends vanishes, he has no choice but to face the shadows — and his growing feelings for Sam. The boys must be willing to risk it all to save York's spirits, because this adversary will stop at nothing to complete their devastating plan. Afterlives are at stake, and Charlie is running out of time ...