I'm on my re-read, but i'm getting just as excited and trilled as the first time i've read this. 10/10. Also the lil sis is pretty feisty. She's really the best wingman considering the situation. Given she has already has a good grasp on the situation between the two of them. Also, since it's not like many people are privy to the details of the relationship between Jin-Ho, and Sunsingnim.