Professor Challenger is back - this time with some haunting encounters to handle.Challenger's friend Edward Malone, a journalist, begins to investigate spiritualist meetings for his newspaper, along with the professor's daughter, Enid.Scepticism is in their DNA, so they attend seances without expectation.But a clutch of creepy moments and spooky scenes leave them questioning everything they believe in.This is ideal for fans of Agatha Christie and 'The Woman in Black' by Susan Hill.-