Brain scientist Shan Yu accidentally learns of the death of his first love Min Ying , who was holding a birthday candle before she died; Shan Yu lit the candle, and a miracle happened with the light of the fire - the candle could take him back ten years ago! Shan Yu crossed many times to save love, but accidentally caused a butterfly effect. A fond past that has been hidden for ten years has also surfaced... (Source: Chinese = Douban)