Prince, My Wife Ran Away with Your Brother Again

[Former Campus and Back City + Prodigal Son Returns + Chasing Wife Crematorium] Very short of money, sober, tough, good girl x very rich, yandere, bad son, prince Gu Zhinian is the crown prince of Beijing, the proud son of heaven, the sole heir to the Gu family, the richest man in the world, and he has a girlfriend who can circle the earth. Until he met her, he fell in love with her at first sight and used all kinds of means to pursue her. One day the hero saves the beauty and protects her in his arms. Jiang Wanning took a step back and said, "Men and women are not close to each other. Don't do this next time." Four years after breaking up Jiang Wanning went to her boyfriend's house with great expectations. This was her first official visit, but she accidentally bumped into her ex-boyfriend, and the situation instantly became awkward. Ex-boyfriend: "Brother, why are you holding my girlfriend?" Current boyfriend: "Let me introduce, this is your sister-in-law." Ex-boyfriend: "I don't mind being small" Jiang Wanning: "???" Why can the male protagonist succeed in pursuing his wife? Because he fights and fights for tea. In the evening, Gu Zhinian came over secretly: "I didn't mean to disturb you, but I just saw that my sister-in-law seemed a little unhappy, so I couldn't help but want to come over and ask, did I bring you any trouble?" Or: "My brother won't be angry if I chat with my sister-in-law like this?" Lightning protection: the male protagonist is unclean, bad, yandere, slightly sadistic, and the second male is clean