My Unique Skill Makes Me OP Even at Level 1 EP 12

Ryota arrived at Nihonium and was fighting the Dungeon Master. All of his special bullets just went through it, and none of his attacks worked. Not only that, the Dungeon Master overwhelmed Ryota with its fast and overwhelming power. Although he sensed he had no chance of winning, Ryota decided not to give up and kept observing the Dungeon Master's actions and noticed something peculiar.