Everything Jaechan did was driven by his selfish one-sided obsession over his partner esper, Woojin. It's only in his dying moments after a dangerous mission that he regrets getting in the way of Woojin's happiness. So when he's sent six years into the past by an unexpected supernatural event, Jaechan decides to use his knowledge of the future and his guide powers to help Woojin from behind the scenes. But the more Jaechan tries to distance himself from Woojin, the less the esper will leave him alone! Can Jaechan truly give up on Woojin and succeed at his selfless mission?