Mandharam begins with the all too familiar trope - the schoolboy who spends his days dreaming about his childhood sweetheart and classmate, who, at the end of school, lets him know that she has a 'muracherukkan'.

The film revolves around the rivalry between two music bands in a college campus.

Sameer, Bejoy, Aneesh, Shanu, Paul and Abu are the best of friends. They all wanted to dress up in branded outfits and look stylish in all manner. As they hail from a middle-class family, seldom do they afford the luxury brands. The hankering for luxury brands led them to steal dresses, shoes, and accessories. The turn of events starts when they broke into a villa and get stuck inside. How does this incident change the lives of these 6 friends and inmates of the villa is what the film is about.

Edward Livingston, an English professor at the Travancore Maharaja College. As the defiant students continue to split into warring factions, Livingston sets out to restore order and make the campus a better place for everyone.

Binu Sebastian, a small-time advocate, makes his living by taking up petty cases and leads a simple life. His life takes a drastic turn when he stumbles upon a sensational case and decides to take it up.

Rohini's husband, a political leader, gets killed soon after their marriage. She struggles very hard to live her life after his death.

Adam, a young man from Kerala, returns to Scotland upon learning that his mother has been murdered and his daughter, Ila, kidnapped. He then sets out to find the offenders and rescue Ila.

Bhaskara, a conservative villager, hates the idea of his son relocating to Russia for a job. However, when his son brings a robot to care for him, he develops an unlikely bond with the machine.

The student politics in a government college has for long revolved around the students' organisation KSQ. Subhash and Paul attempts to change the political scenario by launching a new movement called SFY based on their ideologies.

As Lakshmi learns to accept the setbacks and begins a new chapter in her life, her daughter, Thara goes missing. She embarks on a journey in search of her daughter and comes across four strangers - a paranormal investigator, a photographer, and two local thieves. The film is the mysterious tale of five strangers who come together to find a missing child.

A pleasant road trip takes a nightmarish turn for gemologist Sunny George when he meets with an accident. As his life hangs in the balance on the edge of a cliff in the middle of nowhere, Sunny must not only contend with the great adversity he is in, but the adversaries lurking in the shadows as well.