Mark Antony is a time-travelling gangster flick that tells the story of two Vishals: one from the future and one from the past. The future Vishal learns of a magical phone that can be used to communicate with the past, and he uses it to warn the gangsters of his father's era about his dangerous potential. The father Vishal is a ruthless gangster who wasn't feared by all, but the future Vishal knows that he is capable of even more harm. He must use the phone to stop his father from causing any more damage, even if it means risking his own life.