Rebirth's tit for tat

A cynical young man died at his banquet, and when he woke up, he went back to more than ten years ago. Then he also found that the rival who was suspected of murdering him at the banquet was also there, and he became the brother of the other party who had no blood relationship. Should he obediently be his elder brother, or go back to the old way and find out whether he died of alcohol poisoning or was killed by others?Or, confront this deadly enemy head-on, and slowly settle the grievances between the two?This is a story of a dude from the Appearance Association who renews his life and grows into an elite. Black-bellied attack X President of the Appearance Association. Protagonists: Lin Shuye, Lan Chuan