Chandni and her dad belong to a well-off family. Iftekhar feels that Chandni has come of age and must get married, and he selects a groom for her and asks her to marry him. She refuses and runs away from home. She meets up with Fooman and Dhaboo and gets into a series of adventures with them, including eluding the police. One of their adventures lands them aboard a ship captained by Prem, who is transporting Princess Shehzadi to her native land. The princess likes Prem and would like him to marry her, but Prem refuses, and as soon as they land, Prem is arrested by the King, imprisoned, and tortured. Fooman, Dhaboo, and Chandni plan to help Prem to escape, which jeopardizes their own lives.
Efforts are underway by the owner of a dancer troupe to ensnare an Engineer in the theft of a necklace.
Razia and Aslam grew up as friends and that deepened into love at maturity. Unfortunately, Aslam was from a wealthy family and Razia from a poor one and Aslam's father disapproved. Instead, he arranged marriages to different partners for both of them. Our heroine got married off and became a good wife. But there's a snake in the grass in the form of Sadiq who wanted her for himself. As a result, unspeakable tragedies follow.
Renu gets into a minor accident and Premendra helps her out, unaware that he is her favourite singer. Lata and Asha, Renu's friends, fall in love with Premendra.
Prakash (Ashok Kumar) is returning home after eleven years from UK, and is now on a train for his journey back home. He meets a young man, also called Prakash (Ramesh Gupta), on the train who befriends him. The train meets with an accident and Prakash loses his memory. While Prakash is wandering around trying to regain his memory, the man from the train thinking that Prakash (Kumar) is dead, pretends to be Prakash and reaches his house.
Jayant Desai directs this melodrama centering on Kanhaiyalal (K. L. Saigal) who, according to a fortuneteller at his birth, will consort with a prostitute, grow skillful with a knife, and be sentenced to the gallows. As the film progresses, this unpromising prediction comes true, but in an unexpected manner. After a family tragedy, Kanhaiyalal and his mother find shelter in the home of a kindly whore named Saguna (Suraiya) who eventually sacrifices her life for that of the protagonist. Later, he becomes handy with a knife when he goes to med school and becomes a surgeon. As Kanhaiyalal matures, he and his mother battle against crime and poverty.