The primary struggle of the definition of humanity is a big part of what makes this work effective.

― “Just an empty sheath.” It's one of the first lines spoken by our hero Hyakkimuaru. Accosted on the road by bandits, they demand the sword at his hip as payment to pass through. He informs them with a smirk that the sheath is empty – it's just for show. They attempt to jump him and find out that he i...