When intelligence agent Kathryn Woodhouse is suspected of betraying the nation, her husband - also a legendary agent - faces the ultimate test of whether to be loyal to his marriage, or his country.
Based on the life of Indian Space Research Organization scientist Nambi Narayanan, who was framed for being a spy and arrested in 1994. Though free, he continues to fight for justice against the officials who falsely implicated him.
After a shopping mall in Chennai is hijacked by terrorists who hold the visitors as hostages, Veera Raghavan, a spy also trapped in the mall, decides to save the hostages by eliminating the terrorists.