The film is very, very loosely based on the life of Arturo Porcuna (Jeorge Estregan). Once upon a time, he was known as Boy Anino, notorious leader of the Bahala Na gang. But rival gangster Tony Razon (John Estrada) attacked him in his home, leaving his entire gang and his family dead in the ruins. But Porcuna survived, and now he returns under a new alias, Boy Golden, and he seeks revenge against those that did him wrong. Along the way, he meets Marla D (KC Concepcion), a dancer who also has a bone to pick with Razon. Together, the two carry out a dangerous plan to take on Manila’s toughest gangsters.
Bumbling private detective Chan Tam is enlisted by police pal Fung Chak to help in the investigation of a serial murder case. The victims a middle-aged man killed at home, a dead woman found in the trash dump, and a teenage girl slain in the park were all killed in grisly manners, but they didn't seem related to one another. With no clue to follow up on, Tam is decidedly at his wits' end.
Mona's mother died, seemingly from spontaneous human combustion. She became acquainted with a nurse named Ploy, whose mother also died from the same cause. The two women embark on a quest to find out the truths about their mothers' death with the aid of an ambitious news reporter.
Six American grad students have arrived in Africa to study apes with a renowned professor. But after setting up camp in a jungle clearing, they soon become witness to the carnage inflicted by the strange and remote species.