Manhwa BL yaoi they can switch (๑•ㅂ•)و✧
All I know is this
https://www.mangago.me/read-manga/pygmalion_1/
I got a list here, enjoy dear! (≧∀≦)
https://www.mangago.me/home/mangalist/2704304/

Manhwa yaoi that they switched (๑•ㅂ•)و✧
https://www.mangago.me/tag/Switch%20/?page=1
https://www.mangago.me/read-manga/my_roommate_handsome_senior/ side couple