Both are possessive. The seme is possessive in an obsessive way but the uke has a strong loving possessiveness that ends up saving the seme from a crazy stalker.
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.
Karada Meate De Warui Ka