A toy manufacturer and his wife are terrorized by a demon after their orphaned niece tries to call her late mother's spirit.
Working in an orphanage, Alia meets teen Nadia, who says she hears a strange voice in the walls. When they try to find the source, things go very wrong.
At his mother's request, a university student returns to his home on the island of Sumba, where questions about his late father come to light.
