Episode 11 to 20

Karna thrashes the goons providing adulterated supplies to the hospital and is stunned to learn about Nayanthara's actions. She stages an act before him. Later, Karna cooks for the patients.

A waiter mistakes Karna and Nidhi for a couple. As Sanjay's friend shoves Nidhi into the swimming pool, Karna dives in to save her as a panicked Nithya watches. A picture of Karna-Nidhi angers Ramesh.

Karna saves Nidhi with mouth-to-mouth resuscitation. Ramesh sees it on his phone, erupts in anger, and punishes him when he returns home. Later, Karna finds himself trapped in a dilemma.

Karna invites Nithya and Nidhi for wedding shopping, but Ramesh distracts him with chores at home. Later, Nayanatara pushes Karna to meet Nidhi while secretly plotting against him.

Ramesh visits the same mall as Karna. Nidhi looks for ways to break the silence between her and Karna. Later, at the hospital, Karna is stunned to see vulgar posters of himself and Nidhi on display.

Nidhi is stunned to see her and Karna’s posters. Nayanatara slaps and insults her publicly over it. Nithya tries to reveal the truth behind the poster, and Nayanatara complains to Ramesh about Nidhi.

Ramesh’s sharp words wound Nidhi as he probes about her family background. Hurt, she resolves to keep her distance from Karna. Meanwhile, Sanjay exposes his misdeeds and seizes Karna by the collar.

Karna and his family visit Shanthi’s house to help with Nithya’s engagement preparations. At the family’s insistence, Nidhi goes shopping with Karna and later tries to keep her distance from him.

Mahalakshmi purposely assigns work to Sumathi. Karna mistakes Nidhi for Radhika and gives her advice. He later teaches Nithya to cook, and when she gets upset, Malathi comforts her.

Nithya apologises to Shanthi. Karna spends the night outside the house due to Sumathi’s actions. Shanthi tells Mahalakshmi about her son and daughter-in-law's death. Ramesh tries to mislead Karna.