The art in every panel is phenomenally detailed and pretty; same goes for the intricate character design. The push-pull of the pairing is both endearingly comedic and super steamy. And although it's yet another a parallel world AU, the mangaka keeps it refreshingly original e.g. having a buff, headstrong uke as the magical maiden, memorable characters, and plot twists which you'll have to read to find out about :)
Dear Sister, I've Become a Blessed Maiden