Leah Murphy is a surgical resident at Grey Sloan Memorial Hospital. She was fired during her second year of residency because she wasn't fit to be a surgeon, but later returned to their residency program after working hard to improve herself at another hospital. When she was 19, she believed she wanted to be a radiologist. Her mother briefly dated Mark Sloan and he helped Leah to get in the surgical program at Seattle Grace Mercy West Hospital. A couple of months into her internship, Leah starte