A doctor takes in a mysterious man who washes ashore at her remote cottage with a gunshot wound. Quickly they both learn the killer has arrived to finish the job, while a storm has cut them off from the mainland.
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.