Etou Ageha is the successor of a family that have been doll makers for generations. Everyone in her family has a special ability - to be able to hear the voices of dolls. With the two guardian dolls, Leo and Yuki, Ageha should be able to become the true leader of the family, but due to some complications, Yuki was lost a long time ago. And thus, our heroine is on a quest to find the lost doll, while accompanied by the other guardian doll, Leo...