It's the sexual and romantic tension that's really on point. Also, great characterization of both leads. Adorable dynamic. Very sexy smut scenes. Good story line. No annoying tropes.
You may feel your favorite manga should be gathered together into distinct categories for your own reference and, now, you can do this with a LIST. After you've created your list or lists, you can proudly recommend them to other manga fans to showcase and share your taste in manga.
I am Their Catships' Catservant