My Unique Skill Makes Me OP even at Level 1

Satou Ryouta, a salaryman working for an exploitative company, suddenly finds himself inside an unfamiliar dungeon in a strange world where monsters drop all sorts of items as loot. With the help of a girl he happens to run into named Emily, he's able to check his own stats... and finds that all of them, both physical and magical, are at rank F (the weakest)! What's more, his level is stuck at 1 (…