Black Star and Tsubaki are on a mission to collect their first soul if they can defeat Masamune, but the real mission is for Tsubaki to beat Masamune and keep alive. Tsubaki goes into the Enchanted sword alone to fight Masamune who is actually her brother. While Tsubaki is locked in battle Black Star waits...

Black Star and Tsubaki take a specific mission, to take on the dark weapon Masamune. But before they go on this mission Lord Death speaks to Tsubaki alone to make sure this is what she wants and to let her know to be extremely careful since this mission may be much to hard for the both of them. But Tsubaki...