Sailaab is a romantic suspense drama. The movie revolves around a kind doctor named Dr. Sushma Malhotra (Madhuri Dixit), who treats a patient (Aditya Pancholi), who has lost his memory in an accident. She renames him Krishna and takes good care of him, and soon the two fall in love with each other and get married. However, sometime later, he regains his memory in another accident, which reveals that he wanted to kill Dr. Sushma, who he assumed was the reason behind his sister’s suicide. Will Sushma be able to prove her innocence and save herself from her own lover?