>>282109885
Its actually a plot point.
Not-Maomao is seen as undesirable thanks to her freckels. And MC is OK with it because his modern aesthetics is ok with freckles. And she is keeping a count when she is mistaken for a maid and Xiulan as the wife.

>>280303034
That is fanart exageration.
Meimei is not that well-endowed. Especially when standing next to Xiulan.