Former principal Dean Yogendra Vashisht of St. Teresa’s High School, Dehradun, had aged and fallen ill. His last wish was to see the students from his last batch, who were part of the “Student of the Year” competition. Some former students arrive at the hospital to meet the Dean and talk about their regrets from ten years ago in high school. They hold themselves responsible for the lively Dean having fallen ill. The film then goes into a flashback set ten years back at the high school. Student of the Year 2012
The richest and most popular guy in the high school, Rohan “Ro” Nanda, is the son of a huge business tycoon Ashok Nanda, who also is the chief trustee of the high school. His father wants him to be a businessman just like him and disagrees with his passion for music. Shanaya Singhania, a rich fashion addict and the most popular girl in the campus, is Rohan’s girlfriend. She is dis-satisfied with her family, as her mother constantly divorces and marries rich men. Shanaya gets upset with Rohan’s constant flirting with Tanya Israni, another student and Shanaya’s arch-nemesis. Abhimanyu ‘Abhi’ Singh, a new student, arrives at the high school and becomes the classy new heart-throb. An orphan from a middle-class family, he lives with his aunt, uncle, and grandmother. His dream is to become a big business tycoon like Ashok. Rohan and Abhi initially don’t get along but soon become best friends. Rohan introduces Shanaya to Abhi, warning Abhi not to get involved with her romantically, though Abhi convinces Rohan that Shanaya is poles apart from him and that she is better of with Rohan.
Abhi is invited to Rohan’s elder brother’s wedding, which Shanaya and other rich family friends are attending as well. At the wedding, Shanaya sees Tanya and Rohan flirting endlessly soon She realises that Rohan is Betraying her . At the sangeet, Shanaya openly flirts with Abhi, attempting to make Rohan jealous. The plan works but Rohan discovers she did this to get him back on track.