Two of the Obsidian Eight are assaulting the Uesugi castle with Yamata no Orochi, while a third member kidnaps Musashi and tries to convince Michiru to kill him.
we'll need the power of the 
Obsidian Goddess inside of you.
.سنحتاج لقوّة إلهة السبج التي في داخلك
Abbiamo bisogno del potere
della Dea Ossidiana che è dentro di te!
...precisaremos do poder da
Deusa Obsidiana dentro de você!
нам нужна сила Обсидиановой богини, 
что спит внутри тебя!