End of content is immediately after spanking scene and end of content is marked as such. Some comments from players appear to suggest that the spank scene badly needs a help/tutorial screen, and one will be added next update (sometime next week). Here it is:
If you're still stuck, feel free to ask further questions; and thanks for playing!
I've had some trouble setting up a testing environment for linux (ironically, because Windows is being difficult), so I don't have a fix yet; but your report is in my bug tracker (also known as "a .txt file I have") now and I'll have to check it out soon-ish. I don't have any tips for screen recording on linux, either.
But thank you for your bug report!
