Nathan is a young boy with an ill body and a frustrating existence. Cursing his bad health, and constantly recluded within himself, he's hopeless of any recovery and has a strong desire to disappear from the world. As a result, has taken a defiant stand against his treatment, family, and those around him. But his rebelious and careless behavior may take a turn upon meeting the mysterious white-haired girl "R", a soul linked to the past, unable to escape her sorrowful reality.