Ai, a dancer, considers herself ordinary, unlike her genius friend Machi who also dances. Admiring Machi's talent but feeling dispirited about her own abilities, Ai learns about the Aguu, palm-size beings that bless its holder with genius talent, when she discovers that Machi has become a skilled "Seamstress" who creates Aguu. Wanting to save her friend, Ai becomes a "Savior," joining a long line of individuals who have fiercely fought the Seamstresses over the ages.