Sung Jinwoo

Sung Jinwoo is the protagonist of Solo Leveling and begins as the world's weakest E-rank hunter. After surviving a deadly double dungeon, he becomes the only person able to level up through the System.

Sung Jinwoo's role in Solo Leveling

Jinwoo is quiet, determined, protective, and increasingly detached as overwhelming power separates him from ordinary hunters. He develops immense physical ability, stealth, regeneration, weapons mastery, and the power to create a Shadow Army as the Shadow Monarch.

Sung Jinwoo's powers, allies, and character growth

His devotion to his mother and sister, partnership with allies, and conflict with the Monarchs transform him from expendable hunter into humanity's defender.