Director: Siruthai Siva
Vivegam opens with an arms exchange deal between the General Secretary of Europol police and the head of the Russian mafia in a dense Serbian forest, secured with multiple layers of military personnel. Ajay Kumar aka AK, a former counter-terrorism agent, successfully intercepts the deal and secures the weapons drive. Meanwhile, the international counter-terrorist group is on the lookout for him. Aryan, a Chief Strategist, and his team volunteer to find AK.
AK lives happily with his wife Yazhini, who owns and manages an Indian restaurant away from all the hustle and bustle of being an international agent. Their life is interrupted by a mission to trace a hacker, Natasha from Bulgaria. She is responsible for cracking the security codes of the plutonium weapons.
There have already been three man-made seismic activities caused by the explosion of plutonium bombs. She is wanted by the Interpol, CIA, and terrorist groups around the world for her hacking skills. AK's mission is to secure the hacker, thereby preventing the two future seismic quakes targeted in India.
AK goes back to Serbia in search of Natasha. With help of APS, a local translator, he interrogates the hospital doctors in the city and finds out that Natasha has undergone plastic facial alteration surgery. Meanwhile, an Albanian gang has kidnapped Natasha's boyfriend and tortured him to death.
With the help of the pacemaker found in her boyfriend's body, AK traces Natasha and moves her to a safe house. What happens to AK's plan of stopping the seismic attacks with help of Natasha, will Natasha co-operate with AK forms the crux of the story.