When Trevor is sent to stay with his Aunt Agnes for the summer holidays he is less than pleased. But on arrival at the impressive Crimson Heart House that Agnes owns it doesn’t take Trevor long to settle in. When Trevor finds out that Agnes is selling the house a series of strange events makes Trevor think that they aren’t alone in the house and he soon discovers that there are ghostly residents still keeping a close eye over the building. One night Trevor has an unexpected visitor during the night and he soon finds himself at the center of a plan to stop Agnes from moving but an angry ghost seems to have other plans to take back what is his from the afterlife.The mystery of Trevor and the Haunted House is about to commence…