As the Independent City of Housman prepares for the imminent awakening of the inhuman Valbanill, the original Sacred Blade appears at Atelier Liza in her human form, freed from her duty by Luke and Cecily's recent reinforcement of the seal. She reveals to Luke, Cecily and the rest of the group the last key pieces of information that they need in order to create a new blade and reseal Valbanill. While the process would consume the last remains of the Demon Blade Aria, reviving her as the new Sacred Blade, it would condemn her to a lifetime of centuries under Blair Volcano, alone in the darkness. As Cecily wrestles with this bitter knowledge of what she must do, the people of Housman plan for a very special wedding...