I'd give him a cute Kaiju girlfriend maybe Zilla, it'd be funny to have her act like a lovestruck puppy and him have absolutely no idea how he's supposed to handle it
Ch 24 How Did You Get Here?
Guardian of the Pacific: The Incredible Adventures of the Giant Turtle
I'm sure you could find a mod somewhere that would add subtitles in your native language. Because New Vegas is honestly the best game in the series story wise.