Based on the Ghadar movement, the film presents Kartar Singh Sarabha's true-life struggle for freedom.

Tango's biggest dream in life is to shift abroad from his pind in Punjab. He finally manages, but as a kachcha, an illegal immigrant. Is life in the UK as rosy as Tango thought it would be?

When ex-soldier turned mercenary, John Gold, learns of the murder of his best friend, he sets off on a mission to find out what happened. What he discovers is a sinister conspiracy and he sets about taking down those responsible one by one.

The film SAJJAN SINGH RANGROOT is based on true story about the Sikh Regiment, serving in the British Indian Army, during World War I. The movie depicts one such war hero Sajjan Singh, who is an officer in the British Army and served on the western front during the WW1 against Germany.