It is a story of friends that were trapped while hiking in a haunted forest.

A snake creature secretly lurks inside a shopping mall. A family is fed a meal that turns them into monsters. An airplane hijacking is interrupted by the birth of a tiyanak.

In 1947, those aspiring to be priest are sent to a remote convent to live in seclusion on the last day of their training. The purpose is to shield them from evil of the world. The plot thickens when a mysterious young girl comes to the convent but the question is whether she is really sent by God or by the Evil.