Layla looks so lost. It's hard to lose your human, and even harder to go to a new home at any age. If she doesn't fit in with the boys, you might try
https://www.apurrfectfit.org/ right there in Buffalo. If they can't help you, they will tell you who can (other than SPCA)
And, again.. keep your danged funk on your side of the pond. I don't want it or need it, and it is trying its best to sneak in here under the door. FIL is improving. The Husband said he sounded so much better today when he called him. They are going visiting tomorrow. Maybe he will be home soon?