@VonLoewe Based on the Volume 8 cover, Ueno at least has a possible backup future-spouse. I mean, think about all the things our poor glasses girl has endured for the sake of Ueno's crush. If that isn't true love and devotion, I don't know what is.
With how much Eleking likes Red King, and the instances of Red King flirting with Mefilas, the ending is most likely going to be Red King × Eleking × Mefilas.
Seriously, which will she choose: human wife or demon wife?
Or will she somehow manage to foster peace between the two races, and then marry both girls?
@rominmusa I got fed up with kissmanga when they started using hidden links that covered the entire page. I would click a manga and it would send me to a completely irrelevant and possibly virus-filled ad site.