[Michael | Sam]
You get back together at the end because you got no choice. I think you're with Audrey because you have the choice, and there's a world of difference. There's a world of difference between the two of them, and as much as I like Fi, Mikey. Audrey's better for you, and I think she's better for Charlie.
I think you should do whatever it is you WANT to do. If that means you want to give up working security for Stark and take Audrey and Charlie to live on an alpaca farm in Pennsylvania, you do it.