SPOILER
ML will be so happy!! FL is worried at first that he won’t believe it to be he’s child because of a lie the doctor told him long ago about what he needs to do to have children (and that’s what the doctor was counting on, hoping ML will kick FL out and then the doctor will step in and size the child)
But instead ML told FL that he will never doubt her because he knows her and her character and he believes her that the child is his and both of them realize that they were set up somehow by the doctor. But he actually happy to have a child that will look like her. And he tell her that
https://rubymaybetranslations.com/table-of-contents/
Here you go if you want to start reading from where the Manhwa stopped I think book 4 chapter 55 is where you should start
i shall return if she'll ever get pregnant