Still training, Cass? (nsfw, bondage)

"We're pretty sure she could get out of this if she wanted too..."

(full pic in the attachments)

So... I know this is the end of the year, but I've still got a few drawings left to put out, even though I am taking a short break. It had been a productive few weeks, so I figured I could take a night off or two. It is the season, after all!