<p>Mia's best friend Holly died when they were thirteen. But years later, Holly still hasn't left her.<br>Spending the summer in New York, Mia is hoping to escape the visions of Holly that haunt her life at home. There she meets Rav, a parapsychology student, who convinces her to take part in a study into why some people see ghosts. Soon she is caught up in the investigation of Halcyon House, which is reputed to be haunted by a poltergeist. As Mi...