[He shakes his head, solemn but stern, a harken to his early days at Batman, when Bruce's (fake) body was still freshly buried. Once upon a time it would've been rare to see Damian insisting to help for a purpose that wasn't just asserting his superiority, and now Dick hates to turn him down.]

No, Damian. Not this time. This isn't about fighting an army or finding where a bad guy's hiding. It's... more delicate than that.

[Doesn't get more delicate than infiltrating an undercover super sky organization.]

And I don't think anyone wants to risk losing you again. Even if you're bulletproof. [His smile is wry; a front for trying to lighten the situation, because there's a strain in his voice, and his heart isn't in it.]

Help me by keeping this a secret. And make sure the others are... OK, every now and then.