2012 Tokyo. In order to protect people from the mysterious existence of "Kratua's Fragment" that opens the "gate" of another world that brings humanity to evil, a "locksmith" apprentice of the special organization "Special Copper Lock (Akakane) Unit" An action fantasy presented by the combination of Kiyo Hachimon and the companion of "Large Spider" Kansa! An original story that carefully depicts the battle of unique characters with special abilities with a gentle and dramatic development ♪ New The long-awaited new series released by Nao Saito...