Santosham

Karthik, a wealthy architect living in Ooty, notices Padhu and falls in love with her. He begins pursuing her, hoping their romance will blossom despite differences.

Padhu is hesitant to accept Karthik's love and questions his true nature. Bhanu, Padhu's younger cousin, encourages Padhu to follow her heart and supports the budding romance.

Padhu finally reveals her love for Karthik, but Ramachandrayya reacts with anger and resists the match. He pressures her to marry the man he has chosen.

Motivated by Bhanu's words, Padhu leaves a letter and elopes to marry Karthik. The couple begins their life together in defiance of her father's ban.

Ramachandrayya severs family ties with Padhu as punishment for eloping. The rift strains relationships within the family.

Karthik and Padhu marry and relocate to New Zealand, where they start a family. They welcome a son named Lucky.

Padhu eagerly wants to return to her parents and seek their blessings. She hopes to bridge the gap caused by the earlier estrangement.

Padhu dies in a car accident, sending shockwaves through Karthik and the family. Karthik faces life as a widower and must navigate his responsibilities alone.

In Ramachandrayya's large joint family, some members think inviting Karthik and Lucky to a family marriage would give them a closer look at the boy. The plan stirs mixed reactions as bonds within the family are tested.

When Karthik visits Ramachandrayya's home, he receives a range of responses from relatives who are initially wary. Over time, he begins to win their trust through patience and goodwill.

Ramachandrayya finally expresses repentance and accepts Karthik as his son-in-law. Karthik's patience helps the family move toward reconciliation.

Bhanu, now a widow, realises she has feelings for Karthik. Her childhood friend Pawan is deeply in love with her, complicating the emotional landscape.

During visits to New Zealand, Bhanu grows closer to Karthik, but he decides to set up Pawan as Bhanu's fiancé to honor her happiness. Pawan agrees to the arrangement and supports Bhanu.

Karthik wrestles with the idea of repeating the past by marrying Bhanu against her family's wishes. Ramachandrayya and Pawan urge him to reconsider so Bhanu can be happy.

Ultimately, Karthik agrees to marry Bhanu, bringing the story to a hopeful conclusion. The film ends with Karthik and Bhanu's wedding, uniting the families in happiness.