Looking for a quiet escape a couple rent an isolated lakeside cabin on the anniversary of their daughter's death. They soon find themselves wrapped in a terrifying mystery when a strange woman appears and their every move seems to be monitored by a mysterious local sheriff.
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.