The son of Jangga Group founder Jang Dae-hee. He is the target of Park Sae-ro-yi's revenge attempt following an accident that caused Park's father's death.
A strained father-son dynamic defined by legacy expectations and eventual reconciliation attempts.
A powerful figure actively working to erase Yi-seo’s influence to protect his corporate empire.
Explore the full interactive character relationship map of Itaewon Class