The story, based on a college campus, featuring debutants Akhil, Tamannaah Bhatia, and Bharani alongside an ensemble cast including Hemalatha, Maya Reddy, Rajeshwari, Sailatha, Prakaash, Kamakshinathan, and Thisaigal Arunkumar.

As their friendship blossoms, the movie portrays the vibrancy of college life and the diverse backgrounds of the friends, many of whom hail from impoverished families.

Despite their growing affection, they prioritize their friendship with the group and mutually agree to set aside their romantic feelings for the greater good.

In a heartfelt moment, Shobhana confesses her love for Muthu to Kayal, who accepts it graciously despite her reservations about romantic involvement between friends.

[citation needed] Pavithra Srinivasan of Rediff.com gave the film 3.5/5 stars, stating, "Kalloori might be devoid of action, item songs and glitzy costumes -- but what it gives you is the real deal."

She expressed that the film offers a refreshing take on college life, focusing on the genuine camaraderie and struggles of a group of friends in a rural setting.

With a naturalistic portrayal of characters and an unexpected storyline, the film captivates audiences by eschewing clichés and embracing realism.

[5] The Times of India, in their review rated the film 2.5/5 stars and commented that it tells the story of nine close-knit friends from unprivileged backgrounds at a small-town college, whose lives change with the arrival of Shobana, a wealthy girl from Bangalore.

The film beautifully captures the tender dynamics between Shobana and Muthu but concludes with an unexpectedly brutal climax, undermining its otherwise heartwarming narrative.