On the day when my boyfriend cheated, I contacted his best brother. Although I had only met him two or three times before, and I didn't even know what the little brother was named. I heard my boyfriend called him Xiaogang Cannon. I didn't have his contact information, but the little bitch had pulled me into a group before. I flipped through the group and soon found Xiaogang Cannon. His WeChat name was very low-key: A cup Don't Disturb the avatar was a little kitten, holding the kitten's fingers fair and slender