Whose youth has no regrets, but my regrets are related to you. Mo Xingxing's family was shattered after the death of her mother who "be brave for righteousness". After that, she had to face her father's alcoholism, exclusion from classmates, and mental illness. Fortunately, accompanied by the "Little Sun" Mi Sha and the warm senior Lu Li (played by Huang Minghao), he spent a pleasant and pleasant youth time. But young people's minds are always accompanied by bitterness, low self-esteem and sensitivity push away love and protection, and the long line of fate that is gradually clarified also hints at the separation of this youth. At the end of the story, is it only the hourglass that remembers the time we have forgotten...