Seo Jang-hoon

' Seo Jang-hoon or  Jang-hoon is the lead character in Hello, My Twenties! 2. He is the agent of the Belle Epoque and the love interest of Jo Eun.

Appearance
Seo Jang-hoon has a muscular build and is short. He has short black hair with wavy bangs and a bright smile.

Personality
Jang-hoon is very nice and caring. He makes sure he does the best for his friends at all times. Jang-hoon also will give advice to his friends in time of need as well.