Mitra and Neng Mardinah are in love with each other. This makes Mardjohan jealous. So he spreads viscious rumors that Mitra is the son of a criminal. Mitra leaves town out of frustration. One day, Mardjohan has an accident, and is saved by Mitra. At home, Mardjohan's mother recognizes Mitra as her long lost son. Mitra is Mardjohan's brother.
Kustini, the daughter of Retnaningsih and Winata, has a lover named Sujono. But Sujono betrays her. The girl is slandered and Winanta punishes her. Following his own conscience, Sujono arrives at Mega Mendung, and reunites with Kustini.
