Strange are the ways of nature. Simran, a young vivacious girl realizes this one fine day. She is forced to take a decision that changes her life forever. Her sister dies unexpectedly, leaving her infant son Kabir and her doting husband Sudhir helpless in grief. Family pressures force Simran to abandon her love, Sunny, and marry her sister's husband. Her life takes an about-turn and she braces herself to face the future.
Over years, Sudhir completely immerses himself in his work and Simran feels neglected. Cracks develop in their relationship. Simran senses a vacuum in her life. At this vulnerable point, she comes across Sunny. Memories of their glorious courtship in the past float before their eyes and both are tempted to relive their romantic days. Sunny is a bachelor and Simran is pining for love. Destiny brings them closer and the passion that had been restrained for long is unleashed. As a result, they become obsessed with each other. Sudhir is apprehensive of his wife's movements and hires a detective to shadow her. Simran too senses his changing attitude and discusses the repercussions of their affair with Sunny. They plot about ways to get out of the undesirable predicament. Will Simran continue with her affair with Sunny?. Or will she go back to Sudhir?