When a ruthless drug lord kills some villagers in Mexico, mortally wounding the priest trying to protect them, the priest summons a legendary Mayan serpent to avenge their deaths. Before dying, the priest passes on control of the creature to Miguel, the sole survivor of the massacre. Journeying to Los Angeles to carry out his vendetta, Miguel brings chaos to the city as he launches the winged serpent against the drug lord's boss and his gang.
