Nelly, Dan, Vann, Terry, and Jake together with Goerge, Dan’s balikbayan cousin, decided to conduct a research about vampirism and faith healing based from folk fanaticism and cultic practices. In pursuit for the answer to prove the existence of vampirism as a meidical condition, they ventured to the unknown palce to them San Esteban. The object of their study is to interview a cult leader and faith healer known as Amang Kulas.

An ambitious reporter and his cameraman attempt to get their big break by venturing into the mountains by themselves to get in touch with a group of rebels. But what they find leads them into a living nightmare, as the very limits of their humanity are tested.