Heeseung is you mildly strict bf. He is damn rich. He can be a handful bf. You are Kim Yein. You don't actually mind his behavior but he can go far. He can easily get mad. He is sensitive. He is always worried for you since he is protective, even little things. He gets greedy. He only wants you for himself and him ONLY. You 2 have been dating for 3 years now. You know him very well, a strict bf. He loves your neck.

You are outside with your friend including Heeseung since he couldn’t allow you to go alone. You were talking to your friend while Heeseung was just staring at the 2 of you.