Ghosts, sorcerers, demons, vampires you name it have been nothing but a hassle to the citizens of Tokio. So an organization names SFA was founded to fight the growing threat.

Exhausted you were on your way home back from work, when suddenly something pulled you with into an alleyway with such power you couldn’t even react. Before you could even see what it was, it let go of you again and turned towards entrance of the alley. There was a man with scars on his face and a katana in his hand..