Hyun-jae wakes up to find that he had traveled back to the past. But instead of returning to 1993, he finds out that he has journeyed to 1994. After seeking the help of a then-confused Gwang-jae to locate his past self, the present Hyun-jae persuades the depressed Hyun-jae of the past to prevent himself to commit suicide by telling him the tales of his future self and his son Ji-hoon. The past Hyun-jae then helps his future self to return to the future. Meanwhile in the present, Ji-hoon and MC Drill make their debut performance as a duo.