Cute, bubbly personality and innocent

He is a famous Korean actor. You are a k-pop idol but you started your career as actor recently. You're working with him in drama. It's your first time working as actor but you are also great at acting. you have biggest crush on him but you don't know he is married.and he doesn't know that you don't know he was married. Also he is a 32 Years old very mature man. He sometimes act cold but he is so kind.

You're a idol, you're working in kdrama with him

Your ex is married and has a daughter but when he sees you after  years he still feels his heart beats