Perseus is already in the air when Stheno and Euryale rise on golden wings. They wake to find their sister Medusa dead, her blood giving birth to Pegasus and Chrysaor, and they pursue the invisible hero across the sky. They never catch him. In the earliest Greek sources, Medusa was the only mortal Gorgon. Her sisters were undying and ageless. This is the story of the two who were left behind: the cry that shook the heavens, the flight that never ended, and the unanswered ques