High school student Cheng tide receives news of his father's death - his father drowned while trying to save a young man who fell into the water. However, after being rescued, his attitude was extremely cold, and Cheng tide was disappointed and angry. Through an unexpected time travel, Cheng tide got the chance to go back and save his father, but instead uncovered the truth about an old case decades ago. The deeper she probes, the more she discovers that her perception of reality deviates from the past. Everything happening now is moving in an uncertain but determined direction. There seems to be a side to his father that he cannot see through, and it is gradually involved in the epitome of the fate of two generations.
Is it all about justice and truth or sin and love?
Save or watch? Revenge or indulgence?
Intent: Sin and love coexist