Yuga is a Action Tale about one Orphan Child Who is growing in Slum (played by Vijay). Pai is the underworld don in Mangalore and Yuga (Vijay) with his group takes revenge on them. He did not expect the danger would be so strong for him. The police in an encounter to this killing by Yuga shoot him in the stomach.
Yuga escapes from there, he is suffering from more injuries and in an isolated house he gets treatment. He is advised to stay there for ten days for treatement as the hunt to put him down is going on everywhere. Yuga does according to his master what he explained.
In his 10 days stay in the rural doctor house he learn many things he knows what affection is and how important it is to life. There he meets Harini (Kavya) who is suffering from severe bronchitis. She is also taking treatement. After that he will get the court order that is The bail application is ready for Yuga and he is forced to leave the village and surrender.
Then his friends take him to bangalore. Kavya calls him to meet her. Ignoring all the warnings Yuga goes out with one of his friends to the village to meet Harini. After coming Yuga has real problems shooting up. Again The Pai gang from Mangalore hatches a plot to shoot him.