Chen Dagui, an old man in his sixties, mourned the death of his son, but was unexpectedly reborn into his son! From then on, the grandson became a son and the daughter-in-law became an ex-wife. Faced with his ex-daughter-in-law's debt pressure and his own grandson who called him "Dad", he had no choice but to roll up his sleeves and use his sixty-year-old soul to live a cheating life for his son.