http://www.mangago.me/read-manga/cosmic_boy/?BPJJ
http://www.mangago.me/read-manga/if_you_hate_me_that_much/
It's not really leaving but betrayal. Either way it gives that heart twinging feeling.
http://www.mangago.me/read-manga/desire/
Still not Seme running away but feeling guilt instead.
(This one isn't as good as the others but it should be ok or good.)
http://www.mangago.me/read-manga/dekiru_otoko_no_sodatekata/
http://www.mangago.me/home/people/245014/manga/3/?page=1
Again guilty feeling.
http://www.mangago.me/read-manga/scarlet/
http://www.mangago.me/read-manga/life_senjou_no_bokura/
different varieties of what you wanted here.
http://www.mangago.me/home/mangalist/62481/
Hope these help! (⌒▽⌒)
Yess
I know!!!!!!! (╯°Д °)╯╧╧ I just hate that shit called boyfriend of his .... And love the doctor but I hav read it already
Thanks a lot
happy to help~
Awww that was just perfect thanks.... Do suggest more like this if u got
hi hello how are you? can you recommend me a yaoi manga where the seme cheats on the uke and later regrets it and chase after him? (something similar to this http://www.mangago.me/read-manga/hina_wa_mitsuiro_no_koi_ni_torawareru/)