In an accident ten years ago, Dongfang Haoyue, who was seriously injured, met an indifferent boy and unexpectedly made a promise of "salvation". A red thread inadvertently connected the two.
Ten years later, the boy who was so indifferent at the time - Leng Lingfeng, had an unknown identity hidden behind him. The truth behind the unexpected death of his parents and the dark hand hidden behind them are gradually being revealed...
The proud, cold, wolf-like Dongfang Haoyue met the indifferent him again, but she was willing to turn into a loyal dog, guarding and silently accompanying him, revealing his gentleness, willfulness or clumsiness bit by bit...