Set in feudal-era Japan, Yorube Naki Mono centers around prostitutes, assassins, and the grimier sides of city life.

One night, a mysterious young man named Shikon is introduced as the newest member of Saiga's group of assassins for hire. Shikon is outgoing and flirtatious, but Saiga can sense there's more to Shikon than he lets on...

A chance encounter on a moonlit night leads to two destinies awakening.