A fantasy story for kids featuring a girl named Melmo, who can change her age as she wishes by eating special candies.<br /><br />Melmo's mother dies in a traffic accident, leaving young Melmo and her younger brother Totoo. Anxious, Melmo's mother in heaven asks God to prepare some magical candies, and hands them to Melmo.<br />There are two kinds: Melmo can grow 10 years older to become any sort of adult she wishes by eating a blue candy. By eating a red one, she can become 10 years younger.<br /><br />Using these miracle candies, Melmo disguises herself as a nurse, schoolteacher, policewoman, and overcomes troubles together with her brother, Totoo.