Three Sparks is a short story written by Larry Correia. It was first published in the 2017 anthology Predator: If It Bleeds, edited by Bryan Thomas Schmidt.
Description[]
Set in feudal Japan, the story follows a disgraced former samurai named Nasu Hiroto, who is offered a chance at redemption if he will hunt and kill the mysterious demon that is slaughtering all who come to face it.