RAVI (IRFAAN KHAN) AND PADMINI (SHOBNA) SHARE A STRAINED RELATIONSHIP DUE TO THEIR TEENAGE SON BUDDHI (DHRUV PANJUANI) WHO IS AUTISTIC AND A SLOW LEARNER. RAVI AND PADMINI KEEP WISHING THAT THEIR CHILD WOULD BE AS INTELLIGENT AS OTHER CHILDREN AND HAVE A SUCCESSFUL CAREER. DR SEN THE NEUROLOGIST (RAJAT KAPOOR) TRIES HARD TO MAKE PADMINI ACCEPT THE REALITY. RAVI ACCIDENTLY MEETS DR. SATHYA (ANUPAM KHER), THE SCIENTIST WHO INTRODUCES HIM TO THE EXPERIMENTAL BRAIN BOOSTER INJECTION THAT CAN MAKE BUDDHI A GENIUS. NOW THE SIDE EFFECTS OF THIS DRUG TAKES THE PARENTS ON A ROLLER COASTER RIDE. THEIR SON BECOMES A MATHEMATIC EXPERT AND IS TERMED AS THE NEW ARYABHATTA BY THE MEDIA. BUT THOUGH HE WAS BECOMING FAMOUS BY THE DAY, HE WAS ALSO GETTING CRUEL AND SELFISH AT THE SAME TIME. HE REFUSED TO ACKNOWLEDGE HIS PARENTS AND DECLARED TO THE MEDIA THAT WERE NOT HIS REAL PARENTS. HE ALSO BLAMED THEM FOR BEING AFTER HIS MONEY. WHAT WILL ULTIMATELY HAPPEN TO THIS BOY?