Graveyard Shift by Chris Westwood (author) (US edition)

Ghosts. Magic. Eerie terror in a London cemetery. A war of heaven vs hell. Always gets our vote. It all starts when Ben meets the mysterious Mr October in London’s Highgate Cemetery. His life is about to take a strange and spooky turn. Mr October works for the Ministry of Pandemonium: a secret agency which tracks down lost souls and guides them to the afterlife. And, would you believe it, Ben has just been chosen as a new recruit. Soon Ben’s eyes are opened to a world of wonder, where magic is real and ghosts haunt every crime scene and hospital corridor. But with wonder comes horror. Because he’s not the only one hunting the spirits of the dead…