a guy spots a couple doing it in public park and gets turned on and jacks off. does it for couple of times until another dudes catches him and blackmails him into jerking off infornt of him and posting it online.
and then the blackmailer dude keeps on having sex with the guy and he kinda starts to get addicted to it that when the blackmailer dude gets other people to join in the guy is completely fine with it and accpets more dicks. ]
and he has to wear a dog collar everytime the blackmailer dude calls him.
Koushuu Toilet Danshi ~ Hajimete no, Aokan