It sounds like it can be this one:
http://www.mangago.zone/read-manga/nemuri_otoko_to_koi_otoko/
It's by Zariya
fuck you
yes
no
my pee pee is bigger
no
why?
cuz fuck you
me?
im pemis
what the fuck is happening
Idk it's so confusing
I've seen something like this in person..back in school during gym class. A woman was walking by the pasture by the hospital arguing with herself ALOUD.. (￣∇￣")
u faggot
no u
Do you guys know this manga it's three parts and the seme fucks the uke in his sleep and has no idea. They are best friends and go on a trip together. The uke is gay and seme is straight.