Kyoshiro Mibu is a traveling medicine man. Even though he isnt all that great at it. Along the way he runs into a bounty hunter named Yuya Shina. She claims he is Demon Eyes Kyo and tries to take him in to get his bounty. For Kyo is the slayer of a thousand men and his head fetches quite the price. Soon when they are in a dangerous situation Demon Eyes appears. Yuya is given a choice follow through with her goals or be killed by this man. Soon enough madness and many battles follow them.
Mibu Kyoshiro is a wandering apocothery who is inhabited by Demon Eyes Kyo. When Kyoshiro fights, Demon Eyes Kyo comes out and kills as much as he can. Meanwhile, Shinna Yuya follows Kyoshiro/Kyo around for the bounty. Over fights, Red Tiger, or Benitora, joins up with them as well. Demon Eyes Kyo is trying to get his own body instead of sharing one and he seems to be at everyone's attention for demons keep coming to him either to fight or to ally. (The plot is still going...)
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Samurai Deeper Kyo>