Léon is an Italian-American hitman (or "cleaner", as he refers to himself) working for a mafioso named "Old Tony" in the Little Italy neighborhood of New York City. One day, Léon meets Mathilda Lando, a lonely twelve-year-old who lives with her dysfunctional family in an apartment down the hall from Léon and has stopped attending class at her school for troubled girls. Mathilda's abusive father attracts the ire of corrupt DEA agents, who have been paying him to stash cocaine in his apartment. A