Avinash Mathur (Salman Khan) is a RAW agent who is known as Tiger in his department who is sent to Dublin on a mission to observe an Indian scientist who is suspected of sharing nuclear secrets with the ISI in Pakistan. Tiger meets and falls in love with the Indian scientist's caretaker Zoya, who later reveals that she works for the ISI and also is on a mission. Tiger is caught at a crossroad where he has to choose love over duty, what will he do?