
I'm guessing.

Yes he’s trying to appease to the ML that he isn’t just some “call girl” or “rag” that the ML believes him to be
He also wants to steer the conversation away from the sex talk from earlier. The MC doesn’t know that he’s capable of becoming pregnant hence why he’s so bewildered by the ML advances. The ML is baiting on the fact that he doesn’t know to swoon him and the generals who are after him (ML). It’s like a bait and switch

Is our Mastiel from the past and present a fake? Wait maybe he's a cousin... The DAD should have gone to court.
Doesn't this new Mariel look different from the past red head?
But the Adult black haired Martstiel and Adult Red head look alike?
The Young Martsiels look the same in both. Thank goodness.

I have taught English for many years, and I truly appreciate the effort that goes into translations. It's no small task to translate content, especially given the complexities of context and the need to edit to ensure that words fit seamlessly. The dedication required to do this work, often on a voluntary basis, is commendable. It's important to recognize the skill and commitment involved in these translations.
I think the mom likes our girl