"Nuestro Juramento" is the life of the singer, Julio Jaramillo, presented episodically, having as background his childhood, youth, his first loves, the apotheosis of his career and his dramatic end. The musicalization of the film has the singles taken from the singer's original recordings.

On his 17th birthday, a boy named Michael has a surprise party thrown by his friends, where a session with a Ouija board accidentally unleashes a demon named Virgil, who possesses one of them to go on a killing spree. Michael, now plagued by violent nightmares and premonitions, sets out to try and stop the killings.

Bad Italian guy is buying all the land in a Mexican border town, for some reason, and his henchmen are killing anybody who interferes with him. Most of the town's men have moved to USA to escape him, so four comic-relief guys and a truckload of children take down the real estate gangsters, with a little help from two wrestlers.

Chanoc fights alongside Santo's son against the Killer Vampires.

A college student goes on vacation to a South American country after learning he has cancer, and gets involved in the local civil war after his best friend is kidnapped by the revolutionary guerilla.