It's Kiwi's birthday today and Ruby has promised in the past that she would let the trans girl fuck her in bondage as a special treat. Ruby goes back on her promise, saying she's not into it. Kiwi proposes a deal: If she can make Ruby beg for her cock while she's tied up, the redhead has to agree to be her slave every weekend. If the redhead can withstand it, she willl drop the subject forever. Ruby agrees and Kiwi collars her and binds her arms. She then starts teasing the redhead with her tongue, vibrator and fingers until finally Ruby breaks and begs for Kiwi's cock. The trans girl fucks Ruby until she cums and then leaves the redhead tied up and helpless