Forbidden from even turning around, the priest implored intensely; the assassin looked down at him with an icy gaze.

"Yeah, and you - you're just too much of a fool to understand."

His finger slipped onto the trigger, squeezing it, and the firing hammer punched into the primer of the .30-06 Springfield bullet.

Gunfire and a thunderous roar flashed for an instant.

With a single faultless round, Kiritsugu shot Kotomine Kirei's heart from behind.

- Fate/Zero: Act 16, Part 8