Surya, an aggressive soldier in the Indian army, is ordered to get approval from the country's top psychologist, Ramakrishna Raju, who happens to be his estranged father, to continue his job. Surya reluctantly agrees in order to fulfill his dream of going to the border. Surya fails to get over his anger management issues and Ramakrishna Raju challenges him to control his anger for 21 days to get his approval. Surya takes up the challenge but has to fight against his inner demons to win the challenge.