Sol manages to escape from the kidnapper, and Sun-jae saves him. At that moment, Sol is back in 2023. She is relieved to know that Sun-jae is safe as well, but a lot of things have changed. Her legs are fine, and she works at a film production company. Hyun-joo and Geum are married and having another baby. Meanwhile, Sol goes to Sun-jae’s concert to meet him.
Sun-jae wins the gold medal at the competition, and he decides to confess his feelings for Sol. But due to unexpected events, it’s not as easy as it seemed. Sol thinks that she has changed the future, but Sun Jae gets hurt during practice. Sun-jae decides to quit swimming, and it makes Sol heartbroken. Sol tries to comfort Sun-jae, and Sun-jae finally confesses his feelings for her.