Nithya Das

Athaniparambil Balachandran (Mohanlal), affectionately known as "Balettan" to everyone, including his kids, is a do-gooder & simpleton who is always ready to help his villagers without regard for his own welfare. His father, a retired postmaster (Nedumudi Venu), dies after confessing to Balettan about his second wife & two daughters. Balettan keeps this a secret & looks after his stepmother & stepsisters without the knowledge of his own family, which leads to flashpoints in his personal life.

Kunjan (Dileep), a humpback, meets a blind girl Chembakam (Navya Nair), whom he cares for after her father's death in an accident & also pays for a surgery to regain her eyesight. Prasad (Dileep) is a college student who is mourning over the loss of his girlfriend who died in an accident during a rape attempt, by the hands of Vasu (Saikumar). When he learns that his girlfriend had donated her eyes & those were given to Chembakam, he starts obsessing about Chembakam's eyes & begins stalking her.

Pondicherry-based home minister R.K. Santhanam (P. Vasu), puts his daughter Gayathri (Nithya Das) up as a nominee for a minister post to capitalize on the sentiments of his wife Lakshmi's (Sabitha Anand) murder. Gayathri revolts & runs away, joins a nomadic group & ends up with struggling bus owner Unnikrishnan (Dilip) & crony Sundaran (Harisree Asokan). Pretending to speak gobbledygook, Gayathri stays on, but soon her identity is revealed & she is forced to return, to protect Unni & Sundaran.

At the behest of Kerala Chief Minister Shekaran (Janardanan), DySP Ashok Nariman (Suresh Gopi) reopens the case of convicted double murderer Manu (Vijayakumar). Convinced that Manu was framed by some powerful figures including top criminal lawyer Padmanabhan Thampi (Siddique), Nariman builds a case against them, but it gets thrown out in court. Angry but not giving up, Nariman tries a different tactic by framing Thampi & his coterie in a fabricated case.

After the corporation of the city of Cochin decides to use the neighboring village of Shivaramapuram as a landfill & widespread health issues spring up in the village because of that, journalist & activist Radhika Menon (Gopika), along with Mayamma (Lakshmi Lahari), a teacher & Shivaramapuram resident, mobilizes the villagers against the landfill.

Vishnu (Vineeth Kumar) comes to join Padmanabha Menon's (Nedumudi Venu) textile mill as a textile designer & falls in love with bubbly village belle Kanmashi (Nithya Das). However, things get complicated when Menon mistakes Vishnu to be his grandson from his long-lost son Unni (Madhupal), & arranges Vishnu's marriage to his granddaughter Varsha.

When Gopinatha Menon (Dileep), a seemingly normal man with strong values & a humanitarian outlook, commits suicide without any apparent motives, thus baffling friends & family, Renuka (Jyothirmayi), the girl whom he was engaged to marry, embarks on a quest to learn the reasons behind the suicide.