To what extent can you go to save your planet from global warming, save something for generations to come? The planet is burning and an Indian has decided to take actions about it. However, where does he start? He decides to start with the facilitators, who are milking away money by killing our planet. So, the police force are up against a serial killer who is killing all the high-profile entrepreneurs whose industries are polluting India, and on the bigger picture, the world. The police nicknames him as the Green man, based on his love for a greener planet. Parallelly, this story is also about Akash Bose, an I it I an who left his highly paid Office job to pursue his dreams of being a private detective but his portfolio is still limited to nuptial loyalty investigations. He falls for a beautiful married woman, damini, who is actually using Akash to get divorce from her hugely popular media reporter husband. As if love life problems were not enough, Akash accidentally becomes the media face of the serial killer police investigation, which is led by police Inspector, Rajiv Bakshi. Akash gets deeply involved in the cat and mouse game between the serial killer and law. In his first homicide investigation case, he is up against the righteous serial killer who can go to all limits for a greener planet. To give the rookie detective a fair chance and obviously for the fun of it, Green man starts sending him clues about the next murder. If Akash and Rajiv can decode the letters in time, they might be able to save a life but if they are late, the future of the Earth becomes a bit greener. The story maintains its pace through the twisted motivations of every individual involved with the case and holds a handful of nasty surprises.