Cathryn has known the Elrics for the past 2 years, but that's all she remembers. Cathryn can't remember the first 20 years of her life and only knows of waking up in a hospital one day. She traveled around Amestris searching for answers until settling in the town of Resembol, giving up on her search, until meeting the Elrics and Winry that helped inspire her to discover her past