An inquisitive girl and her father must unravel the secrets of Echoville Manor which has held the world's cutest spirit Ghoster captive for 50 years, before Yuto the ghost dragon wipes them all out in his quest for immortality.
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.