The story occurred in two equal universes named Yuan and Yi, where individuals had a similar life and demise. Nian Yang Xiao, came from the Yuan World to save his genuine affection Kong Ling Hui, crossed the boundary to the Yi World looking for the executioner who killed his adoration. In the Yi World, notwithstanding, he and Kong Ling Hui were foes. Kong Linghui had a go at all that to kill him. Simultaneously, the secretive young lady Yong emergency room, the heartfelt road criminal, the chilly confronted cop Nuo Dun and others seemed consistently, each went with a mind boggling case. The association of Nian Yang Xiao made the cases more convoluted and befuddling.