Remy is still the same man he's always been, it's just that with Wanda, he's able to behave how he's actually inclined to, instead of reverting into a mass of reactionary nerves and angry defensive behavior. There's that saying: true love doesn't complete you or change you, you're just a better person with them. When the hell did this happen?

"I meant it when I said I'm in it for keeps, chere. All these worlds, you and me."

Against all odds, they've figure it out.