C22 Was this a silent invitation?

Is this a silent invitation?

"Why did you call him Mu Yuntian, not Father?" Wen Xin asked Mu Tang.

Mu Tang's expression changed slightly. "He doesn't like me calling him father."

Seeing the sorrowful expression on Mu Tang's face, Wen Xin felt his heart ache. Why didn't Mu Yuntian like his son calling him father?

No matter how mature and intelligent Mu Tang was