In the year 336 of the Space Century on the planet Sieren, Flora Rain, who is blind, works as a teacher at an elementary school in the state of Innex. She is adored by her students, the principal, and the townspeople, enjoying a peaceful life in the community. One day she meets a mysterious youth named Locke, who possesses many superpowers yet keeps them hidden and presents himself as an ordinary boy. Later, Locke is approached by a military officer, Major Caliann, who asks for his help investigating Lordleon. Lordleon and his space pirates have attacked the Astoria Concern, but the chairman, Great Georg, d...