Peggy was eighteen when she became a Gorenger. Her father was a Swiss national and mother was Japanese. She was assigned as a chemical analyst to Hokkaido branch of the Japan Block of EAGLE and special weapons engineer specializing in explosives. She was a master of disguise and also had equestrian training. She was very sophisticated, serious when needed, lethal to her enemies. Peggy was always fashionable, she often wore go-go boots and short hip-hugging hot pants.