Cast:
Ananthu tells Sharath that he does not want to marry an orphan. Manjima gets shocked on learning from Ananthu that he is an orphan. Karthika comforts Manjima when she apologises to her.
Deva confesses to Malavika that Karthika is the latter's older sister. Jeevan takes Karthika to Deva and tells them that he will leave for good after disclosing the truth to Deva.
An agitated Karthika asks Deva to leave her alone. Malavika tells Ananthu that Manjima was adopted by her parents. Shocking everyone, Karthika celebrates ‘Uthradam’ day festivities.
Jeevan tells Sharath that Deva has misunderstood him. Sharath informs Deva about this. Karthika learns that Deva is his mother. She rushes to Kannan's house.
Sharath tells Deva that he will not share the property with Manjima alone. Sharath argues with Manjima for talking about Deva's past and discusses the same with Deva.
Manjima curses Arun. Sharath grows suspicious when Manjima taunts him in front of Deva. Deepan loses his temper on hearing Sudha's words for Deva.
Deepan scolds Sudha for portraying him and Kartika in bad light. Sudha informs Manjima that Kartika is Deva's daughter. Later, Ananthu questions Swaminathan.
Deva goes to Mathilakam to figure out the issue between Arun and Karthika. She loses her temper when she learns from Kanakam about Karthika’s meeting with Jeevan. She shares her pain with Sharath.
Jamal advises Arun, who goes in search of Karthika. Malavika lashes out at Arun, who reaches Mathilakam. Lathika compels Karthika to stay back at home.
Malavika tells Pavithra that it is not easy for Arun to forget Karthika. Sudha informs Manjima about the issue between Arun and Karthika. Manjima does not accept Deva’s Onam gift.
Lathika’s effort to change Arun’s mind fails. Deepan advises Jeevan to leave the town as soon as possible. Kannan defends Malavika, who questions Arun.
Karthika decides not to trouble Arun ever again. She gets a nightmare where Arun kills Jeevan. Arun decides to get divorced from Karthika when he learns about her affection for Jeevan.
Karthika grieves when she learns about Deva’s attempt to kill Jeevan. She asks Deepan to safeguard Jeevan. Karthika turns down Kannan’s request to ask Jeevan to return to the US.
Vishwan tells Deva about his fear of Deepan killing him. Deva lashes out at Sharath when questioned and walks out to meet Arun. Lathika asks Deva to not criticise Kannan.
The goons who come to kill Jeevan change their plans when they see Deepan. Deepan gives courage to Jeevan, who grieves over Kannan’s attitude towards him. Lathika asks Arun to live like a man.
Deva entrusts Vishwan with the task of killing Jeevan. Lathika sees Sudha standing behind the kitchen door. Arun advises Sudha. Sudha discloses the turn of events to Vijitha. Arun avoids Karthika.
Ananthu decides to befriend Sudha. Kanakam’s words make Deva suspicious. Lathika tries to reconcile Arun and Karthika. Karthika talks to Arun about committing suicide.
Kannan asks Deepan to coax Jeevan to go back to the US. Deva lashes out at Karthika for criticising her mother. Sudha instigates Vijitha against Deepan and Karthika and sows seeds of suspicion.
Deva expresses her doubt over Kanakam’s words to Karthika and Lathika. Deva warns Arun for hurting Karthika’s feelings. Later, Arun’s words upset Kannan.
Karthika cries over Swaminathan’s advice to her. Arun turns down Swaminathan’s words. Deva fights with Sharath for justifying Manjima's actions.
Kannan decides to give back the Mathilakam house to Arun. Malavika advises Karthika as per Unni’s request. Deepan stops Arun from roughing up Jeevan.
Ananthu panics over Kannan’s threat. Kannan tells Deepan about his visit to Ananthu’s house. Deepan informs Jeevan that he has dealt with the goons. Jeevan tells Deepan about Gilbert.
The doctor, who is petrified by Deepan’s threat, lies to Ananthu. Deepan informs Kannan and Karthika about Ananthu’s deceit. Kannan threatens Manjima.
Arun fights with Kannan for supporting Jeevan. Malavika corrects Arun, who questions Karthika about the attack on Deva by the goons. Kannan asks Deepan to keep an eye on Ananthu.
Sudha gets hold of Karthika’s hair strands. Deepan warns Karthika to not bond with Sudha or Vijitha. Sharath tells Deva to avoid Jeevan. Arun reaches Jeevan’s house.
The goons, who manage to get hold of Jeevan’s hair strand, give it to Ananthu. They reach Deva’s house looking for Jeevan and threaten her. Jeevan shares his sorrow with Deepan, who questions him.
Arun warns Karthika to stay away from him. Deva fights with Sharath, who suspects her after hearing Manjima’s words. Ananthu gets ready to find out Karthika’s truth.
Swaminathan’s attempt to correct Arun fails. Later, Swaminathan warns Jeevan. Deva scolds Arun when he tells her that Karthika is not obeying her.
The show revolves around Karthika, an orphan adopted by Kannan, a farmer, who struggles with various stereotypes and the challenges she faces while falling in love.
Arun takes away Karthika’s sarees from Mathilakam. Kanakam asks Malavika to do something to unite Karthika and Arun. Arun’s hurtful words leave Karthika in tears.
Deva asks Arun to go to the temple along with Karthika. She scolds Arun when she sees Karthika sleeping on the bedroom floor. Malavika conveys her fear about Jeevan to Pavithra.
Arun dodges Deva’s question about his issue with Karthika. He ignores Karthika when she visits him. Later, both pretend to be on good terms in front of Deva.
Arun’s woes leave Lathika upset. Kanakam tells Kannan to stop Jeevan from meeting Karthika. Lathika lies to Deva when the latter discusses the change in Karthika's behaviour.
Kanakam lashes out at Jeevan when he reaches Mathilakam. Deva threatens Jeevan while at the serpent grove. But Jeevan renders her speechless with his reply. Deva goes to Mathilakam to meet Karthika.
Deepan argues with Manjima when she comes to meet Vijitha. Lathika’s efforts to stop Karthika from leaving the house fails. Later, Lathika scolds Arun.
Deva tells Karthika, who just returned from the temple to never meet Jeevan again. She takes Karthika to Arun’s house. Later, Manjima and Ananthu enter into a fight with Deva.
Arun fights with Jeevan, who calls him. Lathika tells Arun that she fears Jeevan may take Karthika to the US. Vijitha informs Manjima about the issues between Karthika and Arun.
Arun and Karthika are remorseful over the moments they spent together. Arun lashes out at Kannan who tries to change him. Deepan grieves over Arun’s words for Karthika.
Malavika tells Kannan that she will never love Jeevan. She tells Karthika that it is impossible for her to correct Arun. Karthika's words raise doubts in Deva's mind.
Kannan tells Malavika about the issue between Arun and Karthika. Malavika tries to change Karthika. Malavika corrects Arun when he says he is going to part ways with Karthika.
Kannan gives courage to Karthika, who is adamant on ending her life. Arun firmly tells Lathika that he will not call Karthika back. Kanakam consoles an inconsolable Karthika.
Kannan feels concerned about Karthika's plight. Arun tells Lathika that he no longer wants Karthika. He asks Kannan to take Karthika away.
Arun is determined to break Karthika’s nuptial chain when she tries to stop him as he hits Jeevan. Kannan feels helpless listening to an upset Arun's words.
Arun reaches the temple looking for Karthika. Karthika defends Jeevan in front of Malavika. Arun spots Karthika and Jeevan at the latter’s house.
Karthika tells Arun that she will never do anything against her ethics. Arun distrusts her when she says she went to perform the ‘Santhanagopalarchana’. Jeevan ousts Sumithran from his house.
Arun warns Karthika from stepping out of the room with her phone at night. Unni instills fear in Kanakam about Karunan. Kanakam informs Kannan about being petrified on seeing Karunan’s spirit.
Karthika lies to Malavika when she asks her if she meets Jeevan often. Unni advises Karthika. Arun tells Pappan that if Jeevan and Karthika continue to meet, he will walk out of the marriage.
Kannan accompanies Jeevan and Karthika to the store. He is stunned to see Deva at store and cooks up a lie in front of her. Karthika informs Jeevan that Arun suspects her.
Malavika tells Arun to stop suspecting Karthika for no reason. Karthika and Arun go to the temple. After reaching Mathilakam, Arun questions Kannan about the offering Karthika made at the temple.
Manjima prepares to acquire Jeevan’s hair strand. Karthika is bewildered hearing Arun words for Jeevan. Sumithran expresses his doubt about being Jeevan’s daughter, to Susheelan.
