What about the abandoned baby of imperial ribs?

In the TV series "Seeking the Roots of the Imperial Capital", Jin Xiu's husband Zhang once went on a business trip with his colleagues to find someone to predict where to find his son. So Zhang and his colleagues went to that place, and they really found a son. In fact, it is Zhang's illegitimate child.

Jinxiu suspects that this is Zhang's illegitimate child, but Jinxiu is not only handsome, but also likes to speak hesitatingly. So the child finally stayed.