The film begins with Senthil Kumar (Cheran) who runs an advertising agency, boarding a train on a journey to invite his friends and family for his forthcoming wedding. Along the way, he encounters various individuals from his past, who bring back memories of three women that have influenced his love life. During the journey, he reminisces his teenage days. The happenings in the school, his tussle with his friends and his first love with his classmate Kamala (Mallika) are all pictured with fun and drama. However, her father married her off early before her 11th grade. He meets Kamala 14 years later, and she is now a mother of three children, and a wife of a Farmer. Senthil reaches the village and invites all including Kamala, who promises to come to the wedding.