Etou Ageha is the successor of a family that have been doll makers for generations. Everyone in her family has a special ability - to ability to hear the voices of dolls. There is a secret within the family, the two guardian dolls, Leo and Yuki can become human at night with the family head's kiss. With the two guardian dolls, Leo and Yuki, Ageha became the leader of the Etou family after her parents died. But amidst the chaos of her inheritance of the dolls, Yuki was lost. Never before has one of the guardian dolls been lost. Only with both dolls can one be recognized as the family head and lose one is a disgrace. Also without his counterpart Yuki, Leo does not hold his full strength to protect Ageha. Two dolls, one soul. Will Ageha and Leo find Yuki? But what will happen after Yuki is found?!