Oh Yeon joo is a cardio thoracic resident at Myungsei university medical center. Her father is a famous webtoon writer. Strange things start happening when her father disappears from his room for an entire night. Oh Yeon Joo's Professor is a big fan of her dad's work. He wants her to tell him about the upcoming episode. When Oh Yeon Joo visits her fathers office, she is unable to find him there. As she looks through her father's table, she is pulled into the comic world that her father is currently drawing. There in that world,She helps an Olympic gold medal shooter who was in a life and death situation. The Olympic gold medalist's entire family is murdered and he wants to find out the truth. He somehow feels that Oh Yeon Joo holds the key to the present happenings in his life. Things start taking pace from then on. The storyline is exciting and keeps you on your toes. You end up waiting desperately for the next airing date of this drama. Leaves you wanting for more, leaves you wanting to marathon this till the end right away. You also would feel like watching it again and again. You don't mind if the episode is raw and not subbed. You just become anxious to watch the next episode. Thats what this drama does to you. Lee jung suk is my favorite actor, casting him as the main lead made it more interesting for me. You get a taste of all the moods you want in the first two episodes itself.