Slaves only purpose is to serve his mistress.

Part 2 is done. Link in comments. They Serve A Purpose II - DIRTY,

There’s no better feeling than knowing that you’re finally

Your purpose is to serve

if its not meaningful connection, you can only serve a limited

[M4F] A subs place is to always serve the superior being, offering

my life purpose is to serve alphas with big cocks

You have no choice, your pathetic existence belongs to me and

My only purpose is to serve my partner

u/gilded-rose crushed me and made me admit I'm a beta sissy for

Her purpose is to serve now

I just want to serve my purpose as your cum dumpster