I understand where you are coming from.

My only advice is never "give up" your own living space
or anything else i.e. independence.
If things go tits up, at least you still got a place to leave the
bad experience behind you and shut the door.

Women ("us") still have this deeply ingrained "fantasy"
no matter how long one worked in the industry.
You comment on his lack of hygiene.
Be honest.
Why posting this thread if that's not a "problem"?