She was the daughter of a Russian couple who fled from Russia to Germany and she was born in Germany. Her father died early and. The mother remarried Berkowitz who adopted her. She was fluent in German and Russian languages. She formed a group and associated with Red orchestra Nazi resistance group. She marriedcFriedrich rehemer. She was arrested on 26 Sept 1942. Her husband suffered serious injury on eastern front and was hospitalized. He was arrested in hospital on 29 Nov 1942. On 18 Jan 1943 she was tried by people's court along with others and sentenced to death. She gave birth to a girl on 12 April 1943. Although the court appealed to Hitler to give her reprieve, it was sternly refused by Hitler and she was executed on 5 Sept 1943 At Plotzensee prison. She was just 19 years old. the baby girl was looked after by her grand mother but she also died early in infancy. Her husband was already executed on 13 May 1943.