In level 13, there was a dog on the desk that always spawned back in even once you've completed the level. As adorable as it was, it has now been fixed.
CHANGELOG
FIXED - Dog on desk no longer persistently respawns
V1.0.3 - Fixed very persistent dog
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 11582743 · public branch
Steam updated · First observed