The Truth Is Out! I'm Not a Useless Son-in-Law, I'm the Godfather

[Live-in Son-in-Law] + [Overpowered Protagonist] I'm done pretending. I'll come clean: I'm the king of the underworld! Lin Xi, godfather of Yunhai City, married into the Zhao family for two and a half years to fulfill a promise. To hide his identity, he became the useless son-in-law everyone looked down on. Living with all that scorn has been a real ordeal!