A couple buy a beautiful home in an upper-class neighbourhood where a murder-suicide occurred. However, when strange events begin to happen, they soon suspect their new neighbour may have played a part in the killings.
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.