Nun with a Gun (2008)

Sister Justine is a nun serving in New York City. She thought she could change the world with love, but on the dark streets of this down and out neighbourhood: Mayhem and the Moctezuma gang rules! She is aggressed and humiliated by Abigail Mingozzi and his boys after refusing to work for the street gang. Sister Justine will apply the laws of the bible in her own personal fashion as the only way to spiritual salvation is through punishment! Tchéky Borowczyk, New York’s most powerful crime lord wants the sister dead while sergeant Detective Berruti and his rookie assistant Tarallo are on the case.