Watch full movie Pyari Behna online on erosnow.com. Kaali lives a middle class and common-man life with his sister Seeta in a shanty house. He works at a small train station nearby with an Engineer called Vinay. Kaali is the eldest in his household and is stern and class-conscious about his sister with whom she meet and does not meet. One day he happen to meet up with Mangla, his sister's friend and leading companion, Mangla wanted to marry Kaali as she is in love with him but he does not have any interest over her. Kaali sister confronts him and he suddenly falls in love with Mangla and they both get married. A few days later Kaali reach with an accident and looses his left arm and he holds Vinay the Engineer responsible for the accident. Vinay, however falls head over heels in love with Kaali sister Seeta but Kaali reject him of having any relationship with his family since he is responsible for Kaali's condition.