ML (Seme) is possessive but it’s a cute short story. I didn’t exactly understand the confrontational part with the other people (or it just went by too quickly).
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.
Neko to Mahou wa Kiss de Hodokeru