Create a 3D model of a slim, athletic character's body inspired by Sung Jin Woo from Solo Leveling. The character has a lean, toned physique with defined muscles, reflecting strength despite being slender. The skin is smooth with a few faint scars and marks from past battles. The character has short, slightly messy hair and a focused, determined expression. His posture is confident, exuding quiet power and resilience, with an aura of someone who has endured great struggles