London's smallest (but best) psychic detection agency is back. A terrible crime forces Lucy to turn to Lockwood for help, and sets them on the trail of dark secrets at the heart of London society. Both professionally and personally, their investigation stirs up forces they may not be able to control... Ghouls and spectres, thrills and tension in the fourth instalment in Jonathan Stroud's bestselling series. 10+ Lookwood & Co is back with a deliciously terrifying tale!