The third game in the Hiiro no Kakera series takes place a year after the completion of the sealing of the demon blade Onikirimaru and Tamaki as well as her guardians are living a peaceful life. However, peace never lasts, because a strange events happens at the village once again. Everybody in the village seemed to have disappeared except for the people who succeeds the bloodline of the princess and these remaining people are all caged within the village.
Upon investigations, this strange occurrence is related to a special mirror. And with the emergence of this artifact, new characters, organizations and fights come up, the ties that bind Tamaki and her guardians to their roles as saviors of the world once again tightened.
Existing characters have matured over time and new characters are working their charm to refresh and upgrade the dating experience.