Released in 2008, Chamku was touted to be the relaunch of Bobby Deol's career, but the film flopped badly, losing 70% of the budget, and the actor's string of flopped continued at the box office.
The novel is a fictionalised retelling of the assassination of Phanindra Nath Ghosh, former revolutionary-turned-approver, whose testimony was crucial in the conviction of Bhagat Singh, Sukhdev and Rajguru.