Edo, the capital of Japan, has degenerated into a tangled web of political intrigue and personal vice.  Nemuri Kyoshiro, the half-breed son of a Japanese noblewoman raped by a Christian missionary, lives only for the moment amused by the chaos that surrounds him.  But those who decide to use him for their own ends soon discover that they have made a fatal error! Kyoshiro wields the fabled Musou-Masamune blade and is master of the most subtle and deadly technique in all of swordplay, the Full Moon Cut.