All the pieces of the adamantine sword have been successfully retrieved, but it’s not long before another crisis strikes with the betrayal of the Reindeer twins! In hopes of resolving their predicament, Miharu and the others head to Santa House where Drosselmeyer is waiting, and along the way, Miharu sees a shocking memory of Knecht’s from long ago. The sword’s power finally gets restored, but how will the direct confrontation with Drosselmeyer play out?! The Christmas-themed war story filled with smiles, tears, and madness continues in the tenth volume of Black Night Parade!