Why was the secretary looking at him like that ? He better change that attitude
I think he's worried about Yeomin. He disapproves Taeseo's behavior and reckless actions. That's why he asked him if he's going to tell Yeomin he met his father. Keeping all these secrets from Yeomin's will undoubtedly impacts him sooner or later
Why was the secretary looking at him like that ? He better change that attitude