Season 1 Complete. Season 2 Currently Serializing. (The "Depressing" tag applies only to certain sections, and the "Gore" tag is limited to specific chapters marked with SAN warnings) In 1999, the great cataclysm from Nostradamus's prophecy occurred. Forgotten mythical beings appeared in reality, plunging the world into chaos, and amidst this turmoil, some awakened to supernatural abilities. Those known as First Generation Hunters were thrown into the turbulent era with nothing but their bare hands. Hated by both humans and monsters alike, welcomed by no one, they sacrificed their lives to save this world. The world came to call them: The Generation of Sacrifice. Or the Generation of Heroes. And now. A First Generation Hunter of F-rank, continues to throw himself into dungeons even at his age without being able to retire, worrying about his next meal and taxes...