Vansh is an action crime drama. The death of Mantri Vilasrao Chaudhary (Amrish Puri) becomes a mystery to all, and his case is assigned to Justice Krishnakant Dharamadhikari (Anupam Kher). While gathering the evidence, Krishnakant has to also deal with his family problems, arising due to his bigamous relationship with Tulsi and Rukmani. Tulsi’s son, Siddharth (Siddharth Ray), and Rukmani’s son, Gautam (Sudesh Berry) hate each and their father equally. They finally join hands to kill their own father, Krishnakant. Will Krishnakant be able to bring peace to his family?