In the vast world, planes converge and numerous races thrive. A gathering of extraordinary talents unfolds, where one after another, supreme beings from the lower planes come forth. In this boundless realm, they weave captivating legends that inspire admiration, pursuing the path to dominance.

Deemed a "good-for-nothing" for his low level and lack of a god-given Gift, Allen is stripped of his noble status and banished from the Duchy of Westfeldt. But Allen has a secret: he was a great hero in a previous life, and he's thrilled for the chance to finally live the way he pleases! His drama-free existence, however, is soon interrupted by a desperate encounter with his ex-fiancée. As a former hero who still possesses the incredible powers from his past life, Allen can't ignore someone in need—no matter how much he might like to! And so begins the new heroic saga our former hero never wanted!

The final hour is approaching! There are only five hours left until the arrow of the God Killer pierces Athena's heart. Only the Pope, who sits atop the sanctuary, can save Athena. However, in order for Seiya and the other four Bronze Saints to reach the Pope's Chamber, they must break through the Twelve Palaces protected by the Golden Saints. There are five more palaces waiting for them to reach the Pope's Chamber. Can Seiya and his team defeat the powerful enemies that stand in their way and reach the Pope's Chamber, where the shocking truth is hidden?