Ts'ao Ts'ao explained,"You are an emissary from an enemy force.I must question you when you come alone."Han Tse said,"The old general Huang Kai from Wu Kingdom advised Chou Yu to surrender to you,Prime Minister,but he was badly beaten as a result.Huang Kai now hates Chou Yu and wants to surrender to you.Since I am his good friend,I have come here with his letter,and I want to know if you will accept his offer or not."