Thirumathi Selvam

The story is about Selvam (Sanjeev) who is a mechanic by profession. He decides not to get married because he works hard and yet struggles for the welfare of his family being the sole breadwinner. He gives up his studies to educate his younger brother and sister. However, fate takes a turn when he falls in love with Archana (Abitha) after seeing her at a temple. Archana is a wise, hardworking and a kind girl. Archana is uneducated as she has only studied until 10th grade, and was force to halt her studies due to the deteriorating health of her mother. Thus, Archana become the favourite for her parents among the sisters. For his marriage proposal, he is compelled to tell a lie that he is a mechanical engineer, since Archana's mother, Sivagami was determined to marry off her daughter to a rich man. After the marriage, the truth comes to light and Archana begins to hate Selvam for concealing the fact that he isn't educated and is a mechanic. She initially refuses to live with him, but eventually understands Selvam's love for her and goodness in his character and decides to reconcile her relationship with him. Over time, Selvam is cheated by his stepmother Bagyam(Gauthami) to whom he loses his house and the mechanic shed which he owned. With no place to go, the couple is forced to sleep in the platform from where they are rescued by Selvam's friend Siva. Selvam began to take up a car business, and it was very lucrative. Day by day, he got richer and the couple moved to a new bungalow. Archana gets pregnant after 4 years of marriage.

Subsequently, the story moved around how the couple faces the challenges of living happily and how they stayed together through thick and thin. Nandhinee(Rhindhya) one of Selvam's friends helps him and Archana in their misery and helps to enhance their living standards. Selvam, with his hard work and moral support of Archana and Nandhinee's guidance, grows to the status of Car Dealers Association Chairman. But eventually, Nandhinee decides to separate Selvam and Archana to seek revenge on Archana's mother Sivagami(Vadivukkarasi) for doubting her relationship with Selvam and insulting her in front of her neighbours. She succeeds in separating Selvam from Archana by making Selvam go against Archana losing all his good morals which he cherished from his childhood and his love for Archana. Due to Possesiveness of his Properties and Money Selvam Accused Archana and Chased her out of house. Archana challenges Selvam that one day, Nandhini will neglect him, and she will not forgive him then. Thereafter, Selvam began to practise alcoholism and he became too possessive with money. At one point of time, Selvam comes to know the true colours of Nandhinee and her intention behind separating Archana from him for which he quarrels with Nandhinee. In the process, Nandhinee dies by falling from the terrace. Selvam is accused of the death of Nandhinee, and the court gives him year imprisonment. The story further dealt about whether Selvam & Archana will unite again or not. After his return from prison, Selvam begs for forgiveness to Archana, but Archana with torn heart by being betrayed by Selvam could neither forgive him nor accept his reformation. The story ended giving an anti-climax making Selvam and Archana separated for rest of their life and Selvam losing all his wealth landing in platform worrying for his fate. The story ends with a note stating "Lead, let others lead, Lead carefully".

• Sanjeev as Selvam Poongavanam (Archana's husband)
• Abitha as Archana Selvam (Selvam's wife)
• Vadivukkarasi as Sivagami Sivaramakrishnan
• Rindhya / Latha Rao as Nandhini
• Vizhuthugal Santhanam as Sivaramakrishnan
• K. R. Vatsala / Gowthami Vembunathan as Mangala Bhagyam Poongavanam.
• V C Jeyamani as Poongavanam
• Peelisivam as Narayanan (Periyavar)
• Birla Bose as Vinodh Sivaramakrishnan
• Ragavi as Jayanthi Vinodh.
• Kavi / Shivani as Kavya Cherian
• Archana / Kavya Arun as Priya Dinakaran
• Deepak Dinkar as Sorimuthu Aiyanar aka Cherry (Cherian)/Thamizharasu aka Thamizh[3]
• Tinku / Dev Anand as Vasu
• Aparna as Rani Akash
• Sakthi Saravanan as Akash
• Soori as Amirtham, Selvam's Assistant
• Swapna as Revathy Vasu
• Vijay Anand as Dheena / Dinakaran
• Priya as Chinthamani
• Ceylon Manohar as Rangarajan
• Satish / Arvind Khatare as Chezhiyan
• Shravan as Dileepan
• Ramachandran as Rajasekar
• Akila as Mrs.Banu Sekhar
• Apsara as Kavitha
• Golden Suresh as Madhan Lal Seth
• Supergood Kannan as Karunai Kumar
• Sheela as Parvathi (Karunai's Mother)
• Lenin Anapan as Raj Kumar (Karunai's Father)
• Venkat as Ranjith
• Sreedhar as Sekar
• Baby Harini as Ramya

It was written by lyricist Yugabharathi, composed by the music director D. Imman. It was sung by Shweta Mohan. Other songs were composed by music director Kiran.

.

The Series was released on 5 November 2007 on Sun TV and the Show was also broadcast internationally on Channel's international distribution.

• It aired in Sri Lanka, South East Asia, Middle East, United States, Canada, Europe, Oceania, South Africa and Sub Saharan Africa on Sun TV.
• In Sri Lanka Tamil Channel on Shakthi TV. It aired Monday through Friday at 22:00 (SST).