The film depicts the lives of two families. There is Basuki who always puts other’s interests first, while his wife, Suryati who only thinks about herself. There is also Umar with his immoral behavior, who sells his daughter Djuliah to Asnan, a loan shark, when he is in debt. This tragedy makes Ruhiyat, Djuliah’s boyfriend, heartbroken.

Mardjoeki goes missing after his wealth is taken by his brother, Djoekri. His son, Mochtar, is left behind and is treated like a slave by Djoekri. Later, The Black Jackal, a man in a mask, thwarts Djeokri's cruelty. In a chase scene between Djoekri and The Black Jackal, it turns out that Mardjoeki is still alive, and he is the man behind the mask all this time.

Abdul Kadir Zailani, an expert thief, gets out of jail and starts stealing again. He steals Vera’s bag as she is returning from shopping. Zailani spends the money, and then, out of cheeky curiosity, returns the bag to Vera, who is a daughter of the famous lawyer, RM Kertodimejo. Hence, Zailani is offered a job as a driver. Soon love grows between Vera and Zailani. But Vera is already arranged to marry Hendro who is still studying in London and her respectable parents of course disapprove, so Zailani is fired. Vera becomes very ill as a result and Kertodimejo’s heart relents. Zailani, who has become a bus driver in Medan, is asked to return to Jakarta.