Send this as a bug report
Also if you can send me the save file I can boot it up on my other TFC application and see what you mean better.
Also do you play on pc or mobile?
pc, i tried both 32 and 64 bit versions and both do it, https://drive.google.com/file/d/1Mk-UwDg47bEzDoviBla3yiyIImXmsE4Z/view?usp=drive...