8 years after Rakesh Mahadkar reigned terror on Mumbai, another serial killer has taken birth. More brutal and more dangerous but one that uses the same cover, the Smiley Mask. Ek Villain Returns is the story of two men in one sided love. The paths they choose to fulfill their love stories decide who the Hero is and who is the Villain.
The lives of six girls belong to different worlds although connected to each other through a doll called Molly, whose existence dates back to 1976, when she appeared among the rubble of the great fire of the San Carlos orphanage, in northern Spain.