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.