Yajima-kun no sezonku friend
Boy is caught kissing a senpai by a classmate and is blackmailed into being his friend. The classmate is gradually irritated by the boy’s relationship with the senpai until he finally kisses him.
Itsumo Anata no Koto Bakari
A teen takes pictures of Takehisa and Yuichi kissing and blackmails Yuichi. Yuichi manages to turns the tables on him but Takehisa finds out about everything and is pissed. The second half of this manga is about Takehisa running into the first man he had sex with when he was 15. He feels conflicting, confusing, shameful emotions about that first time and Yuichi helps him to get over them. They’re such a good couple
All For 9900 Won
hmmm, i don't know about this.. but it's a rare uncensored manhwa so maybe i'll stick around a little bit. Guy is new at being a salesman and gets harshly rejected by a person. Newbie gets drunk and passes out in front of the same guy. The guy brings him back to his apartment and the newbie accidentally sees him trying to turn away another guy who wants to have sex with him. On impulse the newbie tries to blackmail him and fails in the worst possible way. Now the other guy is blackmailing him.
Kyouai Shinri Paradox