The Ministry of Ghosts

Thruppence and Tim don't know what to expect when they ring the bell at the house with dusty windows. The Ministry of Ghosts has been given three months to prove the existence of ghosts! As it seems that children are particularly magnetic to ghosts, Thruppence and Tim are added to their ghost-catching team. And although neither of them are scared by talk of ghosts or monsters, they could never have imagined what happens next…