At school, Conan is asked by Ayumi to go with them on a ghost busting. Conan doesn't understand it, but Ayumi explains that they are going to a abandoned mansion, which the owner of the house has been killed 5 years ago. Later it has been decided by force and Conan has no choice to go with them after school. Once there, they where been terrorized by the horror of the abandoned house. They entered the house through a secret entrance, which they got scarred when they got inside the house. Later, Mitsuhiko went to the bathroom, but has been lost on his way back. Conan and the others are hearing Mitsuhiko's voice, which they are all thinking that there is something wrong with him.