Appearance[]
Seok has short, spiky blong hair and golden eyes.
He wears a red hoodie with the letters "HT" in yellow, denim pants, and orange sneakers with blue laces and gray soles.
He is 12 years old, one year older than the other chidren, since he used to live in United States when he was younger.
Personality[]
Seok attends fighting school, and that's the reason why he is so strong.
He is Cho-hee's boyfriend.