Zhang Mingyuan's real purpose

The next morning, Ishmael Kearns had just gotten up when he received a call from his father Manuel Kearns.
"Ishmael, are you still in Jinling? When can you return to Jianghai?"
"Dad, I have something to do in Jinling and I'm not sure when I can go back. What's wrong? Did something happen at home?"Ishmael Kearns glanced at the time. It was seven o'clock in the morning. He frowned subconsciously.
Ishmael Kearns understood his father. He had worked hard all his life and had little education,...