Watch anime online, stream anime episodes online for free.Watch Ghost Hunt Episode 15 English version online and free episodes. Anime Episode guide, Chapter Ghost Hunt Episode 15 English dubbed File 6: Forbidden Pastime Part 2 Mai dreams about the school and notes that dozens of spirits, including will-o’-the-wisp, are devouring each other. Mai and Masako later see Sakauchi’s ghost being similarly absorbed. The team discover a popular spirit-summoning game, ‘Orikiri-sama’, may have been spread by Sakauchi, possibly resulting in the many spirits inhabiting the school. While retrieving a video tape, Mai finds herself locked in a room with bottles crashing down around her, releasing the smell of formalin.