Because Ouyang Zhi knew that Si Yan could intervene in the relationship between Shangguan Xiu and An Xiaomian.
It was very likely because An Xiaomian had feelings for Si Yan, leaving Shangguan Xiu no choice but to compromise.
However, since An Xiaomian didn't have any feelings for Ouyang Zhi, Ouyang Zhi knew that Shangguan Xiu wouldn't agree to his requests so easily.
He hurriedly said, "I really like An Xiaomian! As long as you agree to let me join your group, I'll call you big brother from now on. Whatever you want me to do, I'll do it..."
After An Xiaomian became mentally unstable, every time she mistook Shangguan Xiu for Ouyang Zhi, she would be particularly repelled by him. This left Shangguan Xiu deeply hurt and repeatedly shaken.
Yet, he had no choice but to endure it all.
