Sun-jae is attacked again and he’s in a critical condition. Police disclose information on the culprit and Sol notices that the timeline has changed again. She manages to find a way to get back to the past, and this time, she goes to the same college with Sun-jae. Sol wants to keep distance from Sun-jae, but they keep run into each other. Meanwhile, Sun-jae gets a chance to get a rehabilitation training in the US.