Sierra, a normal girl. With a normal life. Or so she thought. Her life is turned upside down all because of a single letter. But not just any letter, a letter that gave her a once in a lifetime opportunity to work at NASA! She finds she can't control herself and knows she has to find a way to fix things. Can she do it? Or will time run out? Find out by reading the story and vote for more. Good luck.[not a true story!]