What should I do if I find out my brother cheated on me?

Of course, it is to pay myself to my sister-in-law. Original novel - BL - Medium Story - End HE - Cookies - Dog Blood - After finding out that his brother cheated last year, Lin Zhengyun hesitated all night, and finally chose to tell his brother's boyfriend - Jiang Yuan.After returning home that night, he learned that Jiang Yuan had simply moved out of here. *Later, my brother saw that he was still in contact with Jiang Yuan, so he asked him to help restore Jiang Yuan.Lin Zhengyun responded "well, well" on the surface, but thought "I don't want it" in his heart.Main CP: Gentle, decisive, bad-hearted, multi-sister-in-law Gong x innocent, upright, and jealous younger brother. Warning: 1. There is a pair of sub-CPs who don’t have many scenes.