A sentient sword is taken up by Fran, a desperate girl fleeing evil-doers intent on selling her into slavery; the unconventional master-student duo embarks on a journey to liberate those in need and exact justice on the cruel of heart.

A sentient sword is taken up by Fran, a desperate girl fleeing evil-doers intent on selling her into slavery; the unconventional master-student duo embarks on a journey to liberate those in need and exact justice on the cruel of heart.