Based on the lines of love and deciet, Paapi - Ek Satya Katha is the story of girl named Priya, who in search of real love, looses her life to a man who doesn't exist.
In the contemporary age of technology, romance blossoms between Priya and Rahul through social networks and chats. As she meets the love of her life face-to face the two decide to tie the knot. A week after the marriage is consumated, Rahul vanishes in thin air. Priya who sets out to seek truth in turn gets betrayed when she finds that her husband Rahul's real identity as Aditya Chaudhary. When she begs him for justice, Aditya refuses to recognize her and with nobody to turn to, Priya decides to end her life. However, before that she finds a saviour in Nirmal, a lawyer who is ready to fight her war of justice.