Katie smiled. The Quidditch Captain found it undeniably hot and a thrill when Ginny used her honorific in varied situations. It was very hot in this moment! "Good," she said with a look of adoration as Ginny fetched the strap on.
She stepped into the harness and let Ginny put it on her. "Have you ever done this before?" Katie asked Molly. Her eyes were a little wide but she nodded. Katie smiled. "Don't worry, it will be fun," she assured her along with Ginny.
"I think you should tie her hands," Katie told Ginny. "Make sure she doesn't escape," she added with a wink to Molly.
Taking her wand, Katie disabled the charm for now, and poised to at Molly entrance to push the phallus inside her.