卒塔婆の鬼人

The Demon who commits endless acts of tyranny, Takeomi the Fallen. Shoutarou Murata, the Ronin who set out to subjugate him was actually Takeomi's son. Along his journey, an unknown vengeful spirit appears before Shoutarou, insisting that its help is essential to defeat the Fallen, but...? (Source: MANGA Plus)