Detective Arjun Arora feels his life is crumbling around him.His father has passed away, and he cannot forgive the corrupt police officer who sent Arjun into a coma a year back. And then, a young widow visits him and presses him to take on a new case: to investigate her husband's mysterious death.Rohit Vats was a pharmaceutical company executive who had recently returned home to Delhi from a work trip to China.Soon after, he turned up in a seedy part of Kolkata-dead.