Elie is a mysterious girl that Haru meets at a race track. She ends up helping Haru rescue Plue from trouble. When she tells Haru she's searching for her memory, he ends up agreeing to help her find it. Elie enjoys gambling and playing with Plue. She's an enigma, and only when the end of the series rolls around do we find out what's really going on with the girl without a memory.