The Nurses #4 (Pixiv Fanbox)

"Now bend over!" Alice sternly told the gimp, turning her around and bending her over the clinic bed. She picked up a large rubber paddle that had probably spanked the behinds of every little girl here and giggled as she waved it around. "Yes yes, I see the problem now! Your butt is tooooo big! I'm going to prescribe you 50 rounds of spanks to get it down to size!"

Kaori made a low moaning noise, and Alice wasn't sure if that was an approval or resistance... "Oh well," she thought, "not like she's in a position to object anyways!" And with that, she reared back and swatted her friend's behind with all her might....