Against Kanela's Keister Shipwrecked With Giant Anthros chapter 7 by dellobenedetto

With that, she moves you down the back of her bottoms, into one of the few parts of her ass that the fabric actually covers: In between her cheeks. There's some slight pressure from the glutes, but nowhere near what you were expecting. "There we go," Kanela said, "How's that?"
"Mmmph..." You did a bit of squirming around, hoping you weren't wedged in place. To your surprise, you weren't... and, it was remarkably cozy. "I-it''s not too bad... quite soft back here... a-and comfortable, too."
"Aw, thanks!" She smacked her ass proudly at that, leading to untold pounds of hippo hiney rippling around you like a stormy sea for a good few seconds. "Heh, I tend to get looks in town because of my ass, though I don't see why—it's not like mine's that much larger than anyone else's!"

Hearing that got your mind racing, filled with thoughts of other anthros, as big and beautiful as Kanela is, showing off with asses as bouncy as hers. "I-I... see..."
"Heh, but I don't mind. If it means more guys making out with me, all the better~"
"...D-do you... have a boyfriend?"
"I'll leave that a secret~" she teased, "But I will tell you that we are quite... forward~ with each other." And with that, she started to walk, her asscheeks harmlessly grinding around you. "Alright, you stick tight down there, okay Samual? Won't be long to reach my home village."
"G-gotcha." Not like there was much you could do beyond sticking tight. You squirmed delightfully against Kanela's butt, her skin feeling softer than any mattress or pillow you've rested on in your life. Time seemed to slip away from you, and before you knew it...