Wielding the legendary shield Egmort, Albrea becomes a demonic armament knight and unleashes a finishing move that saves Montt Village from the threat of the black knights. Peace returns to the village, but not for long! One afternoon, when Yoto walks through the village, something seems not quite right...

In fact, a weapon from the Demon Lord’s time has awoken and taken her hostage. As one final catastrophe strikes the village of heroes, it's up to the villagers, Albrea, and her new shield partner to save the day and rescue Yoto!