The story of four ex-cons struggling to reintegrate into society – Tiger is a former gangster who took the rap for his boss Blackie; Mad Dog is a serial criminal who has apparently been convicted of every single offence in the Penal Code except for 'unnatural sex'; Panther was betrayed by his partner during a robbery attempt; while Jian Ren was a soon-to-be groom convicted of sex with an underage prostitute during his bachelor's night party.

Ah Huang, Ah Qiang and Ah Hui have been friends for as long as they can remember. When Ah Huang's mounting debts drive him to desperate measures, Ah Qiang and Ah Hui agree to lend him money. He uses the money to build an illegal business. Even after the business become successful, he refuses to repay the money to his friends. However, when the business collapses, Ah Huang is forced to question everything as his family, friendships, and remaining money are all threatened.