"Fuuuuuuuuuuck, I can feel it throbbing like you're gonna try and get my tits pregnant~!" Barbie practically purred.
The demon had a wild look in her eyes that seemed to say she appreciated you giving her a hard time by not cumming immediately as she brutally smashed her tits into your crotch over and over again, but the pace she was setting and the way she kissed your cockhead anytime it poked out of her massive boob valley — which was every time she bottomed out on you — said the exact opposite.
Those ultra-dense scarlet marshmallows of hers were certainly testing your stamina, but if you were going to be broke for a little while, you wanted to appreciate it. Plus, you wanted to paint pearly-white ropes all over her face while she looked fucking PISSED!
…Speak of the devil.
"Come on, CUM ALREADY~! " she growled with enough malice that the next time she planted those ruby-red lips on your cockhead you popped like a well-shaken bottle of champagne.
"FUU—!" she started to swear before she started to choke, having no choice but to pull off and let you add a couple more white stripes to her horns, and half a dozen to her by-then running mascara-covered face.
Like a true pro, she jerked your last couple ropes onto her tongue and even swallowed — the sight of her showing off how clean her tongue was after she finished chewing enough to get you back to almost full-hardness in a second — and you couldn't hold back the urge to say what you said next…
"Huh? I mean, I guess… It's gonna cost you extra, though…"