Sun Zarra..... is about a young boy Rohit who comes to Mumbai to become a big singer. He impresses Gauri Shankar who lets him stay with him when he is homeless in Mumbai. Trisha who lives in the same area falls in love with Rohit due to his singing.

The lovers have many misunderstandings and Trisha even gets blinded in an accient which Rohit believes is his fault. He needs money for Trisha's eye operation so decides to sell his kidney but he also gets involved with wrong people and now needs Gauri Shankar's help to sort of all his problems.