A young man with a violent past enters a mysterious clinic where the patients wildly transform their bodies and minds using genetic engineering.

Dayana, a young woman fresh out of prison, wants to clear up the mystery surrounding the death of her brother, Pitchi. The police conclude his death was an accident, but Dayana receives an anonymous phone call that reveals how wrong the police is. Dayana’s own investigation leads to a gang leader called El Calvo. She infiltrates his gang, the Angelitos Negros. What will happen?