I feel for you RyanHun, I am also in a Separated but live in the same house sitch. I am only a month in and can already see trouble coming. No idea how to fix it, other than just GAL. Be strong !
You are not alone and these WW's are friggin cookoo crazy.

NIbs

BD Date - 9/16/18
Me-47
Her -47
D24
D13
GD3
In house seperation