[WP] At eighteen, everyone develops a superpower. Those who fail to manifest one are sent to death camps. When your eighteenth birthday comes, you discover you can turn back time—but anyone who sees you use your power immediately forgets it happened.
I mean I used to have gender dysphoria around my chest when I first realized I wasn't a girl, sure, and if doing a certain thing alleviates dysphoria or gives euphoria, I'm all for it. But I've also accepted my chest as just another part of my body, and that's a good thing.