Give me an explanation

Bai Qinchuan winked at the fourth young master and hurriedly followed.
The fourth young master looked at the two men's backs coldly, walked to the side of the man in the baseball cap squatting on the ground, and said, "Will you follow me, or will you go alone?"
After hearing this, the brother in the baseball cap looked up in disbelief. He hesitated for a moment, then shook his head firmly.
Because, at this moment, Nereus Henry's words, like summer thunder, were still echoing in his ears!
I...