https://www.mangago.zone/read-manga/the_end_of_the_world_and_a_witch_s_love/
This one does not have sm romance tho
https://www.mangago.zone/read-manga/hana_to_hoshi/
https://www.mangago.zone/read-manga/handsome_girl_and_sheltered_girl/
I also have some short stories on my wlw list on page 6 but I'm too lazy to copy the link hahah
https://www.mangago.zone/read-manga/the_real_momoka/ https://www.mangago.zone/read-manga/yakuza_yuri/ https://www.mangago.zone/read-manga/hoshizoranosita_s_short_manga/ https://www.mangago.zone/read-manga/mountain_demon/ https://www.mangago.zone/read-manga/only_need_to_love_once/ https://www.mangago.zone/read-manga/can_i_kiss_you/ https://www.mangago.zone/read-manga/the_villainess_and_the_woman_who_would_do_anything_for_the_sake_of_love/ https://www.mangago.zone/read-manga/beloved_jaeliu/ https://www.mangago.zone/read-manga/living_will/
please recommend me some cute gl stories that have less than 20 chaps!! ヾ(☆▽☆)