In Nova Sanctum men biologically die after procreation, maintaining a theocratic society ruled by the Divine Mother, Azura Valanis. Oren Valanis, a Blessed Vessel, enforces the regime's oppressive laws. Amid rising unrest, a courageous resistance led by Mira kidnaps Oren, seeing him as the key to fulfilling a prophecy of a unifying "Twilight Child." This child could rise as the next Divine Mother, igniting a revolution that could transform their society forever.