Three friends, who value friendship over everything else, begin to fall apart when one of them learns about a shocking incident that happened in their past.

Thirumathi Tamil (Tamil: திருமதி தமிழ்) is a Tamil-language Drama film which is Directed by Rajkumaran & performed by Devayani, Keerthi Chawla, Ramesh Khanna and Released on 19 April 2013.

Major Mahadevan (Mohanlal) is an officer deputed to the National Security Guards (NSG). He has been assigned to counter-terrorism duties in Kashmir and commands an elite group of NSG commandos. He calls back his buddy Havildar Jaikumar (Jiiva) from his honeymoon because he has information about major activities of the militants; he feels Jaikumar is needed for the team. The commandos raid a mosque in civilian dress and seize a big collection of arms and explosives. Later, during an operation focused on some cottages near the Dal Lake, a commando in the team is killed and an outraged Jaikumar shoots down a captured terrorist who challenges the commandos. A human rights activist (Shwetha Menon) learns about this and threatens to file a complaint with the government. She later understands the situation and the sincerity of the commandos and decides not to proceed with the complaint.

A young man tries to explain to his lover that her fiance is a crook. She refuses to believe him. Later, she realises her mistake and comes back to him. But the man now loves another woman.

Kalyan (Murali), a talented magician, works with his friend and assistant Ramesh (Ramesh Khanna). Kalyan’s mother (Sathyapriya) insists him to get married soon and she finds a bride for him. Kalyan has a different view on marriage and he first wants to know all about his bride. With the marriage broker (Vaiyapuri) and Ramesh, Kalyan leaves his house to see his supposed bride.

Aravindan (Vijay), Chandru (Suriya), and Krishnamurthy (Ramesh Khanna) value friendship over everything else, even family. For this reason, Chandru resists the advances of Aravindan’s sister Amutha (Vijayalakshmi). When the trio takes up a painter’s job at a mansion, Aravindan falls in love with Padmini (Devayani), who lives there. Padmini’s jealous cousin Abhirami (Abhinayashree) makes him believe that his overtures are reciprocated. When the truth is revealed and Padmini rejects him, Chandru stands up for his friend and speaks ill of her. This makes her swear to separate the friends.[2] After the marriage, Aravindan realises the hand of Abhirami behind all the mishaps, and Padmini realises that Chandru is innocent. Chandru and Amutha’s marriage is arranged. Gautham (Sriman) is Aravindan’s cousin who is in love with Amutha and wants to separate the pair. He makes Chandru believe that Padmini is trying to kill Amutha. Padmini is angry with Chandru. Aravindan tells the truth that in their young ages, he unknowingly killed Chandru’s deaf and mute brother. Gautham records this and makes Chandru hear it. Chandru and Aravindan fight and go by their ways. Aravindan tries to convince Chandru but falls from the top of a mountain. Chandru believes that Aravindan is dead, but after five years, he finds out that Aravindan is not dead but has ended up in a coma. Gautham is now torturing his family a lot. When he comes to know that Chandru has come back, he starts to beat him up. After hearing Chandru’s cry of pain, Aravindan wakes up from his coma. He beats up Gautham, and everyone rejoins and lives happily.

A girl grows up reading the books of a writer whom she absolutely loves and idolizes. Fate brings them together but she doesn’t express herself. Separated, they meet again under strange circumstances.