I know this is going to sound super silly, and to be honest I feel silly just writing it. But the more I try and brush it off, the more I keep getting really bothered by it. And that thing that I'm bothered by is the Mormon cultural acceptance of "Dear John" letters among missionaries.
Now I'm a convert, so I sadly never got a chance to serve a mission. But I had a similar experience in that I was suddenly dumped by my girlfriend (a committed Mormon with a flawless testimony) while serving