Frankly speaking this drama is not letting me sleep ugh!!!! It is so amazing oh my God I suggest you people watch, at a certain time you people fight with your self that whom choose whether 1st lead or 2nd lead and especially talking about second lead tho l guess he is not human because he doesn't look like one he sooo freaking hott and screen play background music everyone they giving they 100% please do watch and nevertheless even chaeunwoo is killing it for beginners a special note if you are confused what to start with please go with this drama THANK YOU I hope this review helps