Loki just laughed as she insisted that he stop. He had no intention of stopping! Well, maybe he'd stop eventually. He didn't want to accidentally hurt her or anything. That wouldn't be fun at all!
"Goddess of Mischief then. We'll have to get you a crown befitting your new title!" He would make sure to grab something extra gaudy if he came across it. Darcy would actually look quite interesting with a crown atop her head.
Licking him did get him to pause, although he did not let her go. "Now, what would you do if I licked you back sometime?" he asked.