During the Chinese Seventh Month, the gates of hell open and spirits are let loose upon an unsuspecting world. For 30 days, the dead walk among the living. To protect themselves, mortals devise rules. For Rosa Dimaano, all those are just a bunch of old wives' tales. Hailing from a small village in the Phillipines, the 18-year-old Rosa arrives in Singapore on the first day of the Seventh Month to work as a domestic maid. Her employers - Mr and Mrs Teo are a godsend, caring for her as if she is their own daughter. Between cleaning the house and helping the Teos out at their Chinese opera workplace, Rosa experiences the exotic-sights and sounds of Singapore to her delight. Then things start to go amiss. Glimpsing strange apparitions at night, Rosa soon finds herself tumbling into the world of the dead. Unknown to the innocent girl, she had unwittingly broken many rules on the first few days of the Seventh Month. Her life turns into a nightmare. A mutilated boy haunts her. A faceless woman appears in Teos house. Rosa feels as if she is losing her mind........