He tells Diya that he has other plans for his bright future and she may not be a part of it. She walks away heartbroken. Jai gets drunk and passes out only to wake up in Thailand on his honeymoon. He discovers that it's been ten days since he got married to Diya. He has no memory of it at all. Next up, he wakes up in Cambridge, only to find his wife about to deliver their child. He discovers that it has been two years since his marriage. He realises he has been time travelling and has no control over it.
Next time he wakes up, he is a professor at Cambridge University, his dream job. It has been eighteen years since his marriage. To his horror, Jai realises that it is the day when he and Diya are divorced. Heartbroken, he returns home and pleads to return to the past to set things right.