Ok,
The term legacy is sometime used to refer to bugs that are part of the engine and as such will always occur within a specific set of circumstances.
For the save,
Go to your C;/ drive (or whatever you named it)
Select the USER folder
Select YOU (the name you gave yourself)
In the folder options (if on win 10) in the top bar, open the view options and select the, Show masked / Hidden folder (important step)
AppData folder is now visible (this little folder is really usefull)
Inside there are 3 folder; Local, Local Low and Roaming
Open Local and inside of it you will find a folder named: Dear Althea Final
Select user data, then Default
In this one look for the file type - VNDATA
One is the save the other is the save header (i only send you the save if you also need the header let me know)
It is also how one can delete the saves he curently as.
That's where their hidding ;)