 So he talks with younger professor Shantanu Biswas (Madhavan) about his theory and tells him to get three students to try out this experiment.Shantanu arranges three students — Sid (Siddharth Kher), the college rockstar; Aparna or Apu (Shraddha Kapoor), the studious geek, who has a crush on Sid' and Vikram or Vikku (Dhruv Ganesh), the boy next door.They come together and start playing the game.