Im not gonna lie. I am only gonna watch a very good quality drama as I am very very strict and details towards the very quality good storyline, great actor and actress in terms of displaying emotions. And this drama really get my thumbs up! So worth to watch. A good drama always have a very good backup ost and this drama nailed it. The arrangement, the music, the emotion is an important thing towards a quality drama. Don't just looked at the ep num which is 40 ep, because once you found a really good quality drama youre gonna crave for it then thats how the times flies you end up watching a masterpiece. Thank you.