Song Jong-hyuk, who recovered his memory, returned to South Korea and began to hide from his family and friends, secretly investigating the truth that he was framed back then, and found that the woman who injured him, Shin Se-yeon, was the girl he was framed and injured back then. Pen × fun × Pavilion www. ｂｉｑｕｇｅ。 infoSong Jong-hyuk applied for a prison visit, but Shin Se-yeon herself refused.

Song Jong-hyuk returns to Daejeon's house, and while having dinner with his family, he discovers that he has attended two high schools, and Song's mother inadvertently tells the truth, and Song Jong-hyuk becomes suspicious.

Song Jong-hyuk was recognized by Jung so-kyung in the café in front of **, and Jung so-kyung asked why Song Jong-hyuk had disappeared for so many years, and Song Jong-hyuk said that he had amnesia. Zheng Xiujing, who was worried about him, took off her cold mask and became a little girl who only appeared in front of people close to her. When leaving the café, the two bumped into Song Qian, and the unavoidable Jung so-jing tweeted that Song Jong-hyuk was her cousin, but Song Qian saw through it. Song Jong-hyuk faced Song Qian and showed the same closeness to Taeyeon, and he was regarded as a fan by Song Qian. Jung so-jung took Song Jong-hyuk away, and Song Jong-hyuk, who calmed down, slowly got the truth out of so-jing's mouth: he was kicked out of the company by the company's senior management because of the crime of indecent girls and befriending gangsters, and was forced to transfer schools because of this. Jung so-jung revealed that Kim Jun-mian is Song Jong-hyuk's high school junior and should know more about it.

After returning to South Korea after the girlhood of the day tour, in order to celebrate the discharge of Choi so-young from the hospital, he held a party, invited Song Jong-hyuk to attend, and announced that Song Jong-hyuk was his boyfriend. Song Jong-hyuk wanted to talk to Song Qian, but was repeatedly interrupted by the angry Jung so-jing. In order to surprise Suying, SJ came without telling him. Kim Hee-cheol had a conflict with Song Jong-hyuk because of Lee Dong-hae, and Song Jong-hyuk intuitively felt that Lee Dong-hae had something to do with him being kicked out of the company, but he was told that the two were only conflicted because they were jealous when they were trainees. The party broke up unhappily, and Song Jong-hyuk was about to leave the singing room, when he met Byun Baek-hyun, who was guarding Taeyeon's side, and Kim Jun-mian, who came to look for him at the door. Song Jong-hyuk catches up with Kim Jun-mian, and Song asks Kim Jun-mian for more inside information about being kicked out of the company and forced to change schools, and Kim Jun-mian tells him that it may be Lee Dong-hae who is informing, and he doesn't know anything else.

Song Jong-hyuk was invited to Choi so-young's house as a guest and accidentally saw her diary. Song Jong-hyuk was surprised by what he said in his diary that he was sorry, but he didn't ask so-young. Thinking of the girl Susan who he couldn't forget in his dream, he asked Xiuying if Xiuying's English name was Susan, but found that Susan was not Xiuying. Song Jong-hyuk has doubts about his true relationship with so-young.

Song Jong-hyuk encountered an old man with a heart attack at the subway station, and Song Jong-hyuk gave first aid in time and performed artificial respiration, which finally saved the old man's life. The first aid process was filmed and posted on the Internet, and Song Jong-hyuk became an Internet celebrity overnight.

Song Jong-hyuk, who could not find more clues for the time being, was asked by the hospital to come back to continue his internship, and Song Jong-hyuk was full of confusion and was suddenly taught by Song Hyuk, and based on his previous memories, he quickly mastered most of the medical skills and entered the thoracic surgery department as an intern doctor with no surgical qualifications.