Have you ever heard of the disappearing flower? You may have planted over 30 of them, but once you wake up the next day you find that they’re all gone. Charlotte’s life has been full of these types of flowers. First it were the people, then it was her job, and to her, the cruelest of all were her memories. This is a story of how Charlotte, a young woman who is slowly losing all her memories, encounters a young man claiming to be her personal bodyguard.