I suspect the only way Sis will get a man is on a Blind Date.
Once you know who she is, and what she’s capable of, that going to result in some level of Performance Anxiety for most men. “You not performing!! I hate you! Guard, take him away!”
I think she is married and may have a child or two.
That, of course is debatable, but it is not out of the realm of possibility.
Her day job however, would probably help keep your senses pretty sharp.