Nayagi (TV series)

Anandhi is a middle-class woman who is the secret heir of a rich couple. She lives with her adoptive father Kathiresan and young brother Muthukumar. She marries Thirumurugan aka Thiru who is the son of the Kalivaradan who killed Anandhi's real father and took his property. But, nobody knows that Anandhi is the real heir of those properties. Ananya is Anandhi's half-cousin-sister, whose mother is the half-sister of Anandhi's real mother Leelavathi. Ananya wants to marry Thiru to get the property.

Sargunam is a woman who given usury to her people. She is also the Vasanthi's (Thiru's mother) sister and the mother of Chezhiyan, Gopinath, and Meghala. Chezhiyan marries Anandhi's best friend Kanmani. Sargunam helps Anandhi to live happily. But, Kalivaradan helps Ananya to get property. Meanwhile, Thiru, Anandhi, and Vasanthi save the Leelavathi from Kalivaradan. Anandhi takes care of Leelavathi in her home without knowing their real relation.

Later, it is revealed that Anandhi is the Leelavathi's daughter and the heir of property. Then, Thiru sees the true colours of Kalivaradan and breaks all ties with his father. Meanwhile, Ananya tries to Anandhi get arrested by faking her death and putting the blame on Anandhi. Because of that, Anandhi gets arrested. Soon, everyone learns that it is Ananya's plan. As a result of this, Ananya is imprisoned for five years.

Anandhi and Thiru live happily with their daughter Yazhini. Ananya is still in jail. Ananya has a son named Akilan who born to Thiru illegally. Because of this, Thiru and others don't know about him. However, One Day, Yazhini, and Akilan meet in their school and become best friends without knowing that they are half-siblings. Meanwhile, Ananya learns about their friendship and uses akilan as a weapon to join Thiru. Soon, Anandhi doubts about Akilan because his behavior is same like Thiru. After so many incidents, it is revealed that Akilan is Ananya's son who born to Thiru. Thiru gets shocked and gets Akilan's custody with Anandhi's help.

Meanwhile, Thiru's sister, Anupriya aka Anu returns to India. She has a secret boyfriend named Mithran and pregnant with his child. She hides the truth from family. However, Anu tells about Mithran to her family and both sides agreed for the marriage. But, nobody knows about Anu's child. But, sooner, Anandhi learns about Anu's pregnancy and keeps it a secret. Meanwhile, Thiru and Anandhi plan to Ananya's marriage with a good person named Karthik. However, Anu marries Mithran while Ananya weds Karthik. After the marriage, Ananya brainwashes Mithran and teaches him to take the Anandhi's property. As a result of this, Mithran keeps Kathiresan as his servant. Later, Ananya wants to destroy Anandhi's business by some fake agreements. But Thiru and Anandhi found all about that and send Ananya and her helpers Kalivardhan and Duraiyarasan to jail and went to Singapore with their Kids.

Ezhilan travels to Chennai from his home town Thenkasi to get a banking job, but Divya, the sole wage earner of her family, gets that job. Meanwhile, in the Koothapiran–Sargunam family, Kanmani and Chezhiyan are made to leave the house by Gopi's evil plans and he also plans to control Sargunam and her wealth. Meghala and her husband Maran try to convince Sargunam but Gopi makes Sargunam to exclude them too. After chasing his two siblings, Gopi plans to take Kanmani's councillor posting but it fails. Later, Kanmani becomes pregnant and her problem are solved. Next, Coming to Ezhilan track, He loses everything with Divya and later Dhvya's brother-in-law Aatralarasan. However, Pity Ezhilan came to Divya's home with Aatralasan. After his visit, the house became happy. Then, Divya falls in love with Ezhilan. She gave away her job opportunity for Ezhilan.

There, Rajalaxmi, owner of that company is the original mother of Ezhilan and she lost Ezhilan when he was younger and ended up in the hands of his adoptive mother Sakunthala. Now, Aakash, Rajalakshmi's second son loves Divya and she had proposal his son with Divya. Ezhilan also give up his love on Divya because she would get a rich life. But, ezhilan has come to know that Aakash is a psycho and he is not at all good for Divya's life. Then, he plans to stop the marriage but Aakash kidnaps Ezhilan and blackmiles Divya to marry him. Ezhilan later escapes and Aakash kidnaps Divya's younger sister Savitha to blackmail her. Eventually even Savitha is rescued. Meanwhile, in Sargunam-Koothapiran family, Gopi tries to poison Sargunam but Kanmani drinks it and is sent to the hospital. Sargunam learns that Gopi is evil and that he tried to kill her and sends him to jail. She accepts Kanmani and Chezhiyan and brings them back into her house, and they are happy. Ezhilan and his friend Ashok come in the form of two priests and enter Rajalakshmi's house where the wedding is happenening. When Divya is about to marry Akash, Ezhilan reveals his disguise and suddenly marries Divya while Ashok is pulled to side with a knife on his neck by Ashok. Rajalakshmi, furious that her son's marriage was ruined, grabs a gun and is about to shoot Ezhilan, and then her elder brother reveals that Ezhilan is actually her son and that he stole Ezhilan and gave him to one of their employees to raise as revenge for her humiliating him years ago. Rajalakshmi forgives Ezhilan and beings to love him. Akash also becomes a good person and lets Divya and Ezhilan live a happy married life and accepts Ezhilan as his brother.

• Vijayalakshmi as Anandhi Thirumurugan: Thiru's wife; Kanmani's best friend; Yazhini's mother. (Episode 1–145)
  • Vidhya Pradeep replaced Vijayalakshmi (Episode 146–647)
• Dhilip Rayan as Thirumurugan Kalivaradhan aka Thiru: Anandhi's husband; Yazhini and Akhilan's father. (1-647)
• Archana Vignesh as Ananya Duraiyarasan: Minister Duraiyarasan and Kalyani's daughter; Akhilan's mother. (Episode 77–212)
  • Koli Ramya replaced Vignesh (Episode 214–265)
  • Sushma Nair replaced Ramya (Episode 279–647)
• Ambika as Sargunam Koothapiran: A businesswoman; Chezhiyan, Gopinath and Megala's mother; Vasanthi's elder sister.

• Papri Ghosh as Kanmani Chezhiyan: Anandhi's best friend and Chezhiyan's wife.
• Senthilnathan as Koothapiran: Sargunam's husband.
• Vetrivelan as Chezhiyan Koothapiran: Kanmani's husband, Sargunam and Koothapiran's elder son
• Yogeshwaran as Gopinath Koothapiran aka Gopi: Sargunam and Koothapiran's younger son.
• Dhakshana as Meghala Maaran: Sargunam and Koothapiran's daughter, Maaran's wife
• Anusai Elakeya as Sumathi Gopinath: Gopinath's wife.
• Aazhiya as Varsha Gopinath: Sumathi and Gopinath's daughter
• Ganesh as Sigamani: Kanmani's father
• Praveena as Sarala Sigamani: Kanmani's mother (Episode 1–612)
  • Suchitra replaced Praveena as Sarala Sigamani (Episode 649–present)
• Vishnupriya as Malarvizhi Sigamani: Kanmani's sister (Episode 14–258)
  • Srinisha replaced Vishnupriya as Malarvizhi Sigamani (Episode 379–present)
• Sowmiya Ravindran as Suhasini: Cheziyan's ex-fiancée
• Devi Teju as Leelavathi: Anandhi's biological mother, Kalyani's half-sister (Episode 98-650)
• Meera Krishna as Vasanthi Kalivaradhan: Kalivaradhan's wife, Sargunam's younger sister. (Episode 1–650)
• Suresh Krishnamurthi as Kalivaradhan: Vasanthi's husband. (Episode 1–650)
• Udumalai Ravi as Kathiresan: Anandhi's adoptive father, Muthukumar's father. (Episode 1–647)
• Roshan as Muthukumar Kathiresan aka Muthu: Kathiresan's son, Anandhi's adopted brother. (Episode 1–493)
• Mirudhula Shree as Yazhini Thirumurugan: Thirumurugan and Anandi's daughter, Akilan's half-sister. (Episode 494–647)
• Jashik Ja as Akilan Thirumurugan: Thirumurugan and Ananya's son, Yazhini's half-brother. (Episode 495–647)
• Giridhar Thirumalachary as Perumal: Kalivardhan's personal assistant
• Ashok Pandian as Minister Duraiyarasan: Ananya's father
• Meerabhi as Kalyani Duraiyarasan: Ananya's mother, Leelavathi's half-sister (Episode 77–212)
  • Mercy Leyal replaced Meerabhi as Kalyani Duraiyarasan (Episode 234–647)
• Pradeepa Muthu as Anupriya Mithran aka Anu: Thirumugan's sister and Mithran's wife (Episode 1–520)
  • Shimona James replaced Muthu as Anupriya Mithran (Episode 570–647)
• Raghul Kanagaraj as Mithran Kumar: Anupriya's husband
• Sanjay Shah as Guruji
• Lingesh Shank as Karthik: Thiru's friend and who loves Ananya
• Raja Senthil as Karthik's father
• Uma Rani as Karthik's mother
• Devankumar as Ranjith: Anandhi's rival

• Krishna as Ezhilan / Prakash: Rajalashmi's Biological son and Divya's husband (Episode 648–718)
• Nakshatra Nagesh as Divya Ezhilan: Ezhilan's wife (Episode 648–718)
• Vijith as Aakash, Rajalakshmi Son, Ezhizhan Elder Brother
• Papri Ghosh as Kanmani , Chezhiyan wife, Sargunam daughter in law
• Ambika as Sargunam, Kanmani, Sumathi , Maaran mother in law, Chezhiyan, Gopi , Meghala mother

• Vetrivel as Chezhiyan : Aka Chezhiya ,Sargunam and Koothapiran's Elder Son , Kanmani Husband
• Yogesh as Gopinath, Koothapiran and Sargunam Younger Son ,Chezhiyan ,Meghala Brother , Sumathi Husband
• Anusai Elakeya as Sumathi Gopinath, Gopi's Wife
• Aazhiya as Varsha, Gopi and Sumathi Daughter
• Senthilnathan as Koothapiran: Sargunam's husband
• Ranjith Babu as Maaran , Meghala Husband
• Dharshana as Meghala Maaran, Koothapiran and Sargunam Daughter
• Aarthi Ramkumar as Rajalakshmi: Ezhilan's biological mother
• Suhasini as Geetha: Divya's elder sister (Episode 649-662 and 686-Present)
  • Akalya Venkatesan ,replaced Suhasini (Episode 662–686)
• Arvind Khathare as Aatral Arasan: Geetha's husband
• Vaishnavi as Savitha: Divya's younger sister
• Shruti Shivanagowda as Shreya: Venkat's daughter and Ezhilan's cousin
• Vishwanathan as Vishwa, Rajalakshmi Adopted Son
• Krishna Kumar as Venkat: Rajalakshmi's brother
• Sasikala Shree as Aatral Arasan's mother
• Ganesh as Sigamani: Kanmani's father
• Praveena as Sarala Sigamani: Kanmani's mother (Episode 1–612)
  • Suchitra replaced Praveena (Episode 649–present)
• Vishnupriya as Malarvizhi Sigamani: Kanmani's sister
• Ravi as Aatral Arasan's sidekick
• Yuvasree as Sakuntala: Ezhilan's adopted mother
• Lavanya as Amudha: Ezhilan's adopted sister
• Tarun Appasamy as Karna: Ezhilan's adopted brother
• Padine Kumar as Shalini: Divya's friend
• Ashok Kumar as Ashok, Shalini love interest ,Ezhilan friend

Due to COVID-19 outbreak in India, the production was halted in mid March 2020, Nayagi was put on hiatus on Wednesday 3 April 2020 when the remaining episodes aired.[2] Post COVID-19 break, the production resumed in July 2020 and new episodes started to telecast from 27 June 2020.[3] During which, the story had a change in leads and story with a new season along with many new additions starring Krishna and Nakshathra Nagesh while former lead characters Thiru, Anandhi and their family's track being ended abruptly, while Sargunam and Kanmani's family track continued.[4][5] The second season of the series began on 27 July 2020 and the series was off aired on 31 October 2020 due to drastic decline of ratings post COVID-19 break.[6]

Actress Vidya Pradeep was selected to portray the role of Anandhi after the exit of Vijayalakshmi.[7] Sun TV Anchor Dhilip Rayan was cast in the lead male role of Thirumurugan. They made their debuts with the series. Actress Ambika was selected to portray the role of Sarkunam, making a comeback after previously acting in the serial Sare Gama Gama Gama (2013–2014). Malayalam Actress Meera Krishnan was selected to play Vasanthi, after having appeared in director Thiruselvam Tamil serial Pokkisham (2012–2013)[8]

On 10 February 2018, the first promo of Ambika's 'Naayagi Teaser: Sarkunam' was released by Vikatan TV on YouTube.[9] On 10 February, the second lead female. On 13 and 14 February, the third (Kalivardhan) and fourth (Meera Krishnan) promos of the show were released by Vikatan TV YouTube channel and Sun TV.