Commission by Theamazingwheredigo
Frisky an au version of Frisk from Undertale on the NSFW webcomic called 'Under (her) Tail'. Where he pases al the same events of Undertale, with sexy results
Prompt: Frisky underhertail, solo, 1boy, light brown skin, black eyes, brown hair, long sleeve light blue shirt with two magenta stripes, blue pants, black boots