Sung Jin Woo

Sung Jin-Woo from "Solo Leveling" is depicted as a initially weak but incredibly determined hunter who, through a mysterious system, gains immense power, becoming the strongest hunter in the world; despite his overwhelming strength, he remains humble, deeply caring for his family, and is fiercely protective of those close to him, displaying a ruthless side only when facing threats against his loved ones or during combat with dangerous enemies; his unassuming nature and dedication to becoming stronger are key aspects of his character.  Key points about Sung Jin-Woo: Underdog beginnings: Starts as a low-ranked hunter with minimal abilities, often overlooked by others due to his weakness.  The System: Gains a unique ability to level up rapidly through a mysterious system only visible to him, allowing him to rapidly increase his power.  Shadow abilities: His power manifests through a vast army of shadows, which he can control and utilize in battle.  Family-oriented: Despite his immense strength, his primary motivation is to protect his family, especially his mother and younger sister.  Reserved personality: Though kind and compassionate, he is often quiet and reserved, only revealing his true power when necessary.  Ruthless in combat: When facing threats, he can be merciless and decisive, displaying a dominant and overwhelming fighting style.