Classmates

In the final year of college, Suku and Thara fall in love. Satheeshan discovers their relationship and vows to keep them apart, forcing Thara to stand against Suku in a college election. The brewing conflict sets the stage for a night of secrets and consequences.

Satheeshan steals a letter Thara wrote for Suku and hides it inside the ballet box. The act is meant to derail the couple and shape the election outcome. Tension rises as the letter's fate hangs in the balance.

Pious and Suku sneak out at night to retrieve Thara's letter from the ballet box but fail to do so. Their plan exposes the depth of political maneuvering behind the romance. The unresolved secret looms over the campus.

Raziya and Murali decide to meet in the generator room to elope, seeking an escape from the campus tensions. Thara's letter and the political drama continue to swirl around them. The generator room becomes a quiet stage for private hopes.

Murali fails to appear, leaving Raziya waiting in the generator room. The next day, Thara's letter is exposed, and Satheeshan accuses Suku of misusing it. The scandal fractures Thara and Suku's relationship and escalates tensions.

A vicious fight erupts between Suku and Satheeshan. During the chaos, news arrives that Murali has been found dead in the generator room, shocking everyone. Raziya experiences a nervous breakdown upon hearing the news.

Following Murali's funeral, Suku decides to discontinue his studies and leave for Mumbai. The loss casts a long shadow over the group and marks the end of their college era. The departure signals a new, uncertain future.

In Mumbai, Suku starts a diamond business with the help of Shantharam, who becomes a key ally. Shantharam also arranges Suku's marriage to his daughter Ratna. The new life begins with ambition, but the past remains a shadow.

After Shantharam's death, Suku takes over the family diamond business. He and Ratna later divorce, signaling changes in both his personal and professional life. The business continues to grow despite these upheavals.

In 2006, Thara arrives at the reunion to apologize to Suku for their breakup. She reveals that Satheeshan manipulated the past and that Suku was never at fault. The revelation reframes the old memories for the remaining classmates.

Thara explains how Satheeshan framed Suku and emphasizes Suku's true character. She shares what she learned after leaving college, helping the others reassess the past. The atmosphere shifts as long-held rumors are challenged.

That night, Thara meets Suku in the generator room and they reconcile. Suku confesses that, in the darkness, he killed Murali by mistake, not Satheeshan's men. He explains that his panic led him to hide and ultimately caused the tragedy.

Raziya reveals her nervous breakdown and explains how she overheard the events in the generator room. Her guilt and rage surface as she recalls the past, adding another layer to the tragedy. The truth keeps unraveling old wounds.

Raziya visits Suku in the hospital and lashes out, trying to strangle him and stage a suicide. Suku regains consciousness and tells the police he attempted suicide, not murder. Iyer, Lakshmi, and Raziya forgive him and urge him to be with Thara.

In the aftermath, Suku forgives Thara and they decide to be together. Thara embraces him as they begin anew, and the group witnesses a hopeful ending after years of secrets. The past at last gives way to a possible future for them all.