Di Belakang Tabir (1970)

Osman was released after serving a prison sentence of ten years for the murder he did not commit. Two young men, Ali and Hassan Osman arrested after he came out of prison and taken to meet with their leader, Karim. Osman beaten unconscious and thrown into the river. ASP Azman was assigned to investigate the matter. Faridah, wife ASP Azman Osman when he stumbled upon a chance to clinics treating the injured Osman. Osman suspect that Faridah actually is Hamidah, his girlfriend before the first imprisonment. Hamidah Osman tried to prove that being disguised as Faridah, and all that happens is related to a group led by Karim. ASP Azman also suspect his wife who behaves like a concealer after Osman presence.