Youjin and Minhyung met and were attracted to each other. Minhyung confessed to Youjin first, and Youjin resisted at first, but then she couldn't help but move closer to Minhyung, and then they got together, and Youjin dumped Shohyuk. Sho-Hyuk couldn't accept it and gave up on himself, he was very broken, and later even had a life-threatening condition and was hospitalized. Sho-Hyuk's mother asked You-Jin to come back to Sho-Hyuk and save him, You-Jin agreed and separated from Min-Hyung again. In the meantime, Min Hyung stumbles upon the fact that he is Joong Sang, but he finally decides not to tell You Jin, to fulfill You Jin and Sho Hyuk, and prepares to leave the country alone. However, at the airport, he is stopped by Yoo-jin who knows the truth, and the two of them talk about their past in the hotel for a night, but Min-hyeong decides to leave without the sleeping Yoo-jin the next day, and Yoo-jin wakes up and immediately chases after him, and while crossing the street, there is almost a car accident, and Min-hyeong is hit by a car to save Yoo-jin. After all this, Youjin and Minhyung are back together and both Sohyeok and Chae Rim accept the truth. Just when things seem to be getting better, Min Hyung surprisingly realizes that he and You Jin are half siblings, and then they are separated again. After a painful period of time, Min-hyung realizes again that he is not You-jin's brother but Sho-hyuk's. He was filled with joy to tell You-jin, but then he learns that he is about to go blind due to the after-effects of the car accident. In order not to drag Youjin down, he decides to quit and give Youjin to Shang-hyuk. Later, Youjin, Minhyung, and Shohyuk all leave the country. A few years later, Min Hyung builds a house by the sea, which was designed according to Yoo Jin's blueprints, but by this time, he has already lost his eyesight. Yoo Jin accidentally sees an architectural magazine that describes following a forest trail to this house by the sea, and eventually meets Min Hyung, which is framed in a picture of the two of them embracing and kissing under the setting sun. PS. Yu-jin realized that Min-hyeong is Joon-hyang in episode 14 (the version in episode 20).