The film revolves around a mother and her four sons, leading their criminal lives, until the arrival of a young man called Mustafa, who brings unexpected twists and turns to the tale.

Anson has always wanted to be a successful businessman and a good father to his son. The Gambler is a story of this father-son duo, as they go through various struggles to win what is important to them.

Sathya hates his younger brother Arvind as his mother is more affectionate towards him. He joins hands with a local gang leader Mandhira Moorthy and falls in love with Arvind's college friend.