Eight years after Rakesh Mahadkar reigned terror on Mumbai, another serial killer has taken birth. More brutal and dangerous but he uses the same cover, the Smiley Mask. This time it is the story of two men in one-sided love — one is unable to fathom rejection from the girl he loves while the other is blamed for the abduction of a popular singer, the file he loves and goes looking for her — and how their paths cross.