An exploration of the strange, dark history of a wilderness ghost town and a brutal 25-year-old murder.

Follows three young operatives of a Psychic Detection Agency as they battle an epidemic of ghosts in London.

A family of nice ghosts protects a British orphan from the diabolical plans of his evil guardians. When orphaned Oliver Smith inherits gloomy Helton Hall, his scheming cousins are determined to get rid of him and hire some terrifying ghosts from the Dial-a-Ghost agency to scare Oliver to death. But the creatures don't behave as expected, and soon join Oliver against his cousins. However, they may have all underestimated the depth of the cousins' evil...

"London, 1945: Four adolescent orphans with a dark wartime history are squatting in a vacant Belgravia mansion - the owners having fled London under heavy Luftwaffe bombing. Soon after a demobilized British soldier, ill and reeling from his experiences overseas, takes shelter with the group, Maisie Dobbs visits the mansion on behalf of the owners. Maisie is deeply puzzled by the children's reticence. Their stories are evasive and, more mysteriously,...

"The highly anticipated third volume of the paranormal detective series perfect for "readers who enjoy Doctor Who, Supernatural, Grimm...and of course, Sherlock Holmes stories, and who are ready to say up into the wee hours." Jenny Cavanaugh, the ghostly landlord of 926 Augur Lane, has enlisted the services of her detective-agency tenants to solve a decade-old murder--her own. Abigail Rook and her eccentric employer, R. F. Jackaby, dive into the cold...

In 1766, a boy, Billy Marvel, is shipwrecked, rescued, and goes on to found a brilliant family of actors that flourishes in London until 1900--and nearly a century later, Joseph Jervis, runs away from home, seeking refuge with his uncle in London, and is captivated by the Marvel house, with its portraits and ghostly presences.

"Scotland Yard's Ian Rutledge is faced with his most perplexing case yet: a murder with no body, and a killer who can only be a ghost"--

Jack and Annie travel back to Victorian London when Merlin asks them to use their magic to inspire Charles Dickens to write "A Christmas Carol."