[M4F/FB] My younger sibling loves marking me as their own in any way possible to fend off any potential mates. Everytime I have a friend over that is a girl, they start getting very clingy with me (Send a starter, open for long term)
[F4A] How about fully consensusal cuckqueaning orientation play? Taboo kinks, gentle lesbian conversion and the confession that even though they love each other, they definitely love their friend's dick more.