It's tough to make Happy Singh laugh but Gunjan eased her way in his heart. Happy has fallen madly and obsessively in love with her and he is ready to hurt anyone who comes in his way.
Happy sees Gunjan and Rocky getting close to each other. He gets jealous and decides to add a powder in their food which makes them pass out. After a while, he enters their room, positions them together.
Happy kills the Warden as she is about to rat him out. Ashima doubts on Happy and asks Gunjan to stay alert which results in Gunjan catching Happy when he sneaked in her room. She screams and chases Happy.
Gunjan and Rocky get back together after their college hiatus. Happy is injured after falling from the 2nd floor. He sees no way of being close to Gunjan so he promises Shambhavi that he'll marry her.
Shambhavi enters the hostel as the new Warden and through her influence, gets Happy back as well. Gunjan gets sick and finds out that she is pregnant. Rocky and Gunjan plan to meet Happy to seek revenge.
Happy leaves to kill Ashima as Shambhavi frees Gunjan. She confronts Happy about her pregnancy and declares that she has aborted. He is beaten by all the girls in the campus but manages to escape.
