Etou Ageha is the heir to a family of doll makers spanning generations. Every member of her family possesses a unique ability: hearing the voices of dolls. With her two guardian dolls, Leo and Yuki, Ageha ought to become the true leader of the family, but due to certain complications, Yuki was lost long ago. Consequently, our heroine embarks on a quest to find the missing doll, accompanied by the other guardian doll, Leo...