An old, single man leads a retired and lonely life but enjoys it as much as possible. Everything changes when he receives a wrong number phone call, creating a window into the lives of a girl and her live-in partner.

Diya, a girl from Jhargram was sent to Kolkata by her parents to acquire a Bachelor degree on Bengali Language. But deep inside she had a desire to learn guitars secretly. At the university she made new friends, Suchi, Manik (Film studies) and a few more. They came to know about her aspirations and helps her to get a guitar teacher. The Quest of Diya becomes unusual and She eventually was exploited and pushed towards Drugs. She was forced to believe that Music without drugs is impossible. The journey ends with a Wrench in the story.