Construction worker Winifredo Magasca (Cesar Montano) marries his girlfriend Cecilia (Dawn Zulueta) who is keen on living at Winifredo's mountainous property in Antipolo. Though Winifredo dislikes farming, his parents granted them the land to build their home where they have a show-off, envious neighbor who keeps sharpening his bolo while threatening to kill his wife. But after the man is shot by a stranger, his wife sells his bolo to Winifredo who becomes obsessed with it, neglecting his farm. Then one night when Cecilia's neighboring friends are temporarily staying with them while their house is being repaired, Winifredo is possessed by an evil spirit and starts hacking the sleeping neighbors with his sharp bolo, killing all five of them. During Winifredo's fleeting lucid moments, he tells his wife to escape with their children. Will Cecilia and her children escape the carnage?