The architecture of the house in question is quite unique. Look at the physical features.
They are your main clues.
If you google and click on images of such houses in and around Cahors they do tend to have the same characteristics !
Cahors is a good shout.
I cant see the weird thing that you are describing ??
I have spent enough time trying to track down this house. It is a needle in a haystack unless we have more info.
There is nothing in those photos that gives us a slightest clue.
There is something weird in the first photo, if you do a google lens image search on it, the is some Sanskrit text inserted into the first dormer window on the left hand side ( light grey box, hover curser over, copy and paste into new google window). દી which apparently means day