When chemical warfare leaves the world barren and filled with mutated monsters, a band of survivors in an underground complex battle one of the creatures that was able to break in.。Cahya gets a job as a maid working in an isolated old mansion. Pregnant and a recent widow, she is desperate to reconnect with her husband, opening a doorway to the spirit world. And in doing so, inadvertently awakens the tormented ghosts of her current employer, the previous maids.。