Michael Hui stars as Wen, a convict who's constantly bent on make a fast dollar via gambling. Lagging bars doesn't quit him from making something off of his betting skills. Samuel Hui co-stars as Chieh, a novice bettor that gets involved in difficulty one day when he attempts to swipe casino site chips from a crooked card supplier Dean Shek). Whilst in jail, Chieh meets Wen and the last consents to become his coach. Can Wen and also Chieh make a fortune from their mixed abilities or will the duo wind up back in prison?