Su Mu, the fourth youngest son of the Su family, is driven out of the family because of a temporary loss of investment, and coincidentally becomes the Chen family's superfluous son-in-law, who is despised by everyone. However, a tiger is a tiger and a dragon is a dragon. Until one day he is like a dragon and tiger, recovered overnight, those who insulted him kneel before him and beg for forgiveness, those who despise him are repentant…