Who can tell Gu Xianyu that the boy in front of him with his fangs exposed and biting his neck while crying and saying sorry is still his cute and well-behaved brother Ye Pei? ? Sunshine Big Boy (? ??_??)? Gu Xianyu is determined to take care of the child brought by his stepmother, but he discovers that his younger brother's identity is hidden and it is not his turn to protect him? The author of Salted Fish updates from time to time, 100% he