In the opening stretches of Kirumi, we see Kathir (Kathir), its protagonist, indulging in worthless conversation with his friends, getting into a tiff over it and storming off the place, hitching a ride with his neighbour Prabhakar (who is on a 'job'), flirt with an eager young girl who is alone at home (and mischievously goes into her room in a inviting manner to freshen up), and proudly tell Prabhakar's wife Gayathri that he visits his home once a week when she questions him on spending the nights at his friends' room; in short, we see him behaving every bit like the carefree, young heroes po...