[There's a moment - the instance of a clock's hand moving against gravity to tick upwards to a new position - where she considers him, where some shifting piece of her is looking for some diverge piece of him. Then the moment ends and he is who he is and she is who she is and nothing at all has shifted despite all these moving parts.

That's fine. Familiarity can be comfortable.]

They're almost always undercover or secret in some way. Our enemy is more powerful than we are and extremely deadly, so we must play our cards very close to our chest indeed. These missions are usually in response to something this enemy has done or is trying to do - we undo or oppose their plans wherever we're able to in hopes of ultimately dismantling their dominance of our shared multiverse.