There was a big explosion in the world. After I was reborn, there was a copy of the Fearless Contract map all over the world. I accidentally awakened my ability. As long as I called my mother, my marksmanship became very accurate. However, there are many mutant monsters in the doomsday that can turn the agents in the copy into summoners and obtain the guns inside. The strongest one is a gun called God's Punishment.
