Legend says that long ago, nature thrived in harmony around the lake, until evil arrived. Men, blinded by dark desires, brought fear, hate, and death. Fishermen call it La Miringua, the one that drags you in the lake for your sins.
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.