I've had that happen. I said "oh well" and moved on.
The other choice would be to give up a perfectly good relationship (the open marriage) to take a chance that probably wouldn't work with the new monogamous person.
It's about being mature and self-aware and realizing that the only person you can control is yourself.
The situation is hopeless, but not serious.
Reality is too complex to be spread all over the world.
Pretty please, with sugar on top: clean the fucking car.
DO NOT PULL THE STRING/TINSEL/HAIR/ELASTIC/ETC. OUT OF A CATS ASS!!! YOU CAN INJURE THE CAT! Google it or PM me if you need more info.