I want to try to be a bdsm sub with a coworker ( i am bi and...

Ive been fantasizing coming out to a friend/co-worker about being bi and wanting to try being his bdsm sub slave. what would he think if he is not bi?
if he is straight would he out me to our friends? how far should i let go? what should i let him do to me? would he use it in the future blackmail? he is not hot looking,,,i dont know why i am obessing about this

By Anonymous 10 days