With only nightmares for childhood memories, Lily Stone returns to her family home to find out what happened to her parents. Despite the locals' warnings about an evil presence cursing the house, Lily crosses the threshold and discovers not all the ghosts that haunt us are dead.
The lives of six girls belong to different worlds although connected to each other through a doll called Molly, whose existence dates back to 1976, when she appeared among the rubble of the great fire of the San Carlos orphanage, in northern Spain.