When a Japanese restaurant is extorted by the London Mafia, a father takes matters into his own hands to protect his family and their business.

Pour sauver sa fille, un vétéran instable des forces spéciales libère sa bête intérieure alors qu'il poursuit ses ravisseurs - et devient bientôt un suspect lui-même.

Set ahead of the 2012 London Olympics, the film follows Liam (Sam Claflin), an ex-con trying to win back the love and trust of his family. He has lost everything at the hands of a local crime syndicate run by Clifford Cullen (Spall), who has high-level connections in politics, finance and the police force. Liam's drive for redemption sees him caught up in a web of conspiracy, crime, and corruption.