War of Resistance: I Have Perfect Gun Instincts, So Why Am I a Killer?

Returned to an era torn apart by war, he discovers that his skills as a special forces soldier have become even more astonishing. And so... “Rat-a-tat-tat...” “Nan-ni? That guy’s a Gui dog, using a machine gun like a sniper rifle!” “He’s a demon! Mom, I want to go back to Japan...”