| Director | Ajai Vasudev |
|---|---|
| Genre | action film |
| Country | India |
| Box office | ₹50 crore |
Boss alias Shylock, a ruthless loan shark, provides money to a film producer Prathapa Varma to produce a film. However, Prathapan cheats Boss by not repaying the money, which enrages him. Prathapan is a close friend of a corrupt Police Commissioner Felix John. Boss creates a ruckus on Prathapan's film sets and abduct the film director due to which Prathapan sends men to kill Boss. Boss defeats everyone, including Felix's son Joel and mocks Prathapan and Felix. Felix charges a fake case that Prathapan's son Adithyan has gone missing and Boss is behind this. The police arrests Boss, but a video evidence proves that Adithyan is celebrating Holi in Nagpur with Felix's daughter Jewel.
Felix is forced to release Boss. On the way home, Prathapan confronts Boss and demands to know Adithyan's whereabouts. Boss reveals that after the video was telecasted, Boss kidnapped and killed Adithyan by using Prathapan's car claiming it as an accident. During Adityan's funeral, Felix and Prathapan suspect that Boss was part of a plot that they did before. Boss receives a call, where he rushes to home only to see an old man is awaken from coma. When Boss's associates ask him, Boss reveals that the old man is his brother Ayyanar and he narrates his past.
3 years ago: Boss used to live with his rich family. Boss's adopted brother Velumurugan is in love with Poonkuzhali. Poonkuzhali's family declined their relationship due to caste differences. Boss and Ayyanar fights Poonkuzhali's elder brother Rangan and his henchman and convinces Poonkuzhali to marry Velumurugan. Rangan is angered by this and teams up with Felix and Prathapan to exact revenge on Boss and his family. Boss leaves for Chennai for a few days. During this time, a producer asks Ayyanar for money. Ayyanar agrees, but on the condition that Boss, who aspires to be an actor, should act in the film. Rangan, Rangan's brother, Felix, Prathapan and their henchmen arrive at Ayyanar's house and kill the producer and tries to kill Ayyanar, but Ayyanar fights their henchmen.
Rangan kills Ayyanar's wife Lakshmi and Ayyanar kills Rangan. Rangan's brother realizes that Felix and his men were cheating him and Rangan, where he gets killed by Felix. Adithyan and his henchman kill all the family members, except Ayyanar who is stabbed by Felix. Assuming Ayyanar to be dead, Felix and Prathapan leave. Boss returns that night, only to find his family members dead. Boss finds that Ayyanar is still alive and takes him to a hospital. The doctor says that, after a surgery, Ayyanar will be crippled for life.
Present: Felix and Prathapan also learn about Boss's past. Boss kidnaps Prathapan's and Felix's friend Chacko and Joel. They find Chacko heavily drunk, tied to a chair and Joel dead. Chacko provokes Felix by telling that Boss will kill everyone and they can't do anything. An enraged Felix kills Chacko. Boss calls him and challenges Prathapan and Felix for a final confrontation in his old house. They both agree to the challenge and reaches the venue, where Boss overpowers their henchman and subdues Felix. Ayyanar stabs Felix to death, while Boss kills Prathapan. With nobody else to trouble him, Boss takes care of Ayyanar and continues his business as Shylock along with Balakrishna Panicker and Ganapathy.