She was awakened from a piece of drifting eternal ice, only to find that she knows nothing about herself or her past. Though initially feeling dejected, she decided to name herself after the date of her rebirth. March 7th has a hard time explaining her role aboard the Express despite calling herself a "warrior". She is both frightened and glad, and the only thing she can choose to be is her current self, and the only thing she can look forward to is the future.