Da Ran finally finds out the truth and realizes that Yoon Jae truly loved her. Meanwhile, Ma Ri and Kyung Joon keep inching towards information on the true identity of his father.
Da Ran is struggling to come to terms with the feelings she's developed for Kyung Joon. Se Young plays detective and uncovers the truth of Kyung Joon's connection to Yoon Jae.
Da Ran realizes that Yoon Jae cheated on her and decides to cancel the wedding. Yoon Jae's mother learns of the canceled wedding and decides to take her son away.
After meeting him at a wedding, Da Ran is confident that she has actually met Kyung Joon. Ma Ri becomes increasingly suspicious of the body switch and decides to search Kyung Joon's apartment for answers.
Da Ran has changed her mind about marrying Kyung Joon and they share the news with Yoon Jae's mother. The events that follow end up leaving Da Ran with only two options: marry him or never see him again.
Da Ran and Kyung Joon are supposed to be honeymooning, but they are constantly seen separately by different people. All the while, Dan Ran is starting to realize the truth about her feelings.
Da Ran and Kyung Joon go on a camping trip and finally give into their feelings. Unfortunately, he experiences an unexpected side effect of switching bodies and he now has to deal with Yoon Jae's illness.
Da Ran is confident in her feelings for Kyung Joon and decides to give back the ring. However, her initial course of action changes when truths about Kyung Joon's parents and Yoon Jae's illness are revealed.
After discovering that his mother was only using him, Kyung Joon decides to leave for L.A. Da Ran is able to stop him from leaving, but his return is going to cost him.
While his body is still at the hospital, Kyung's family begins making plans regarding his estate. In the mean time, Kyung Joon manages to thwart Da Ran's plans to buy a new apartment for herself and Yoon Jae.