ohshc's manga / #Stalker(20)

conman from a family of conmen has a detective stalker who blackmails him to stay at his place, conman's old love comes back and tries to frame him but detective goes to save him and stab himself to get them to leave

two childhood friends, one finds out the other has been stalking him. He tries to avoid him and they end up trial dating for a month and end up together.

a senpai helps him out when they were running a race as kids, then in high school he finds out the sempai has a bad personality and blackmails him

Two guys have been together from high school to college to work because one followed the other constantly stealing first place. The other guy starts seeing his fantasies and it messes him up at work.