A special episode that contains critical scenes from the drama's first seven episodes.
Cardiothoracic surgeon Oh Yeon Joo's father mysteriously went missing while writing the last chapter of his webtoon "W". Yeon Joo goes to his office and is shocked to see a scene of a bloodied Kang Cheol, the main character of W, on her father's monitor. While reading something left behind by her father, a hand from the monitor pulled her in. She found herself on the rooftop of a building, next to a man lying down in blood. She manages to save him but is shocked to realize that the person she saved was Kang Cheol. Before she knew it, she was back in her father's office. Her father again tries to kill Kang Cheol but Yeon Joo goes to the Webtoon world to save his life. However, this time, when she tries to leaves and go back to her world, nothing happens and she becomes stuck in the Webtoon world.