Indonesian war movie set during the Japanese occupation of WWII.

Detective Kasino and two of his men, Dono and Indro (played by the Warkop Trio), fail to retrieve a jewel. But the owner, a Japanese man, does not care about it. They are given another task to protect Michiko, who is threatened with kidnap by criminals. In fact, the owner of the jewel wants to trick the insurance company. Michiko asks Dono, who protects her to run away with the jewel he is asked to keep.

Nina is trying her luck in Surabaya after dropping out of school. She is forced to follow in the footsteps of her colleague, Vivi, who became a sex worker. On the first day of selling herselve, Nina has to flee from the pursuit of city police until, accidentally, she enters the Paskibra’s (Flag flying group) training center. In that place Nina meets with a veteran of historical actors, Pak Sakiran stirs Nina's nationalism. He makes Nina really want to fly the red and white flag in a flag ceremony.