In a desperate bid to secure a future for her child, an undocumented immigrant mother takes a caretaker job. Unbeknownst to her, the elderly man conceals a horrifying truth.
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.