Tatsuhiko Shido is the hero of the quotNightWalkerquot anime series. He is a vampire without a past. Almost everything from his mortal past has been erased from his memory. Now he lives in Yokohamas Kanagawa district where he works as a private investigator. His main mission however is to rid mankind from the scourge of quotnightbreedsquot that feed of it. Because of his vampiric nature Shido is able to form weapons from his own blood. These weapons usually come in the forms of swords whips poles or droplets that he can spray on his targets.