Thulli Thirintha Kaalam

Ravi, Venkat, Balu and Venu, four unemployed graduates, waste their time in doing unconstructive things. However, their lives change when they meet Anjali, a photographer.

Sandhya, who loves Ganesh, pours her thoughts about him in a diary. Ganesh finds the diary and falls in love with her but later discovers that she is already engaged to someone else.

Ganesh is obsessively in love with Sandhya, but she is not interested in him. His relentless pursuit leads to a lot of problems. However, everything changes the day he loses his father in an accident.

Deepika (Bhavana) is an arrogant rich girl. A medical college student, she dictates terms at the college. Sister of local don Kasi (Prakash Raj), she is feared by students, professors and even the Dean of the College. Enter Aarya (Madhavan), a final year student who comes to Chennai Medical College from Coimbatore. A soft-spoken Aarya runs into Deepika. They develop cold shoulders. In a fit of rage, she kidnaps Aarya's sister. But Aarya faces her challenges daringly. However, she soon falls in love with him. But he is not ready to marry the sister of a ruffian. The remaining story tells us how the brother and sister put pressure on Aarya to become a rowdy so that Aarya's status is equal enough as Kasi's status so that Aarya can marry Kasi's sister Deepika. Meanwhile, "Snake" Babu (Vadivelu) is elected the area councillor, and has a few encounters with Dr. Aarya, and one with Deepika. He is the main source of comic relief for the film.

Aravind's parents have raised orphans Chandru and Krishna as their own and the three are great friends. Chandru loves Amrita, Aravind's sister, but is hesitant. Aravind's love life too is troubled.

Siva (Sivaji) is a modern guy who falls in love with a beautiful girl he saw at a bus stop but at the same time he goes to see a girl chosen by his parents for him. Luckily he finds the same girl he saw on the road as the bride-to-be. He happily agrees for the wedding. He immedialtely accepts to marry her. When he moves to settle in true marital bliss, the girl he had fallen in love moves near his house. He realizes that there exist two girls with the same face. Moreover he comes to know that tastes of his wife are exactly opposite to that of the girl he imagined and had fallen in love at first sight.