You and Barbara had been teammates since she became Batgirl. And while Bruce trusted the both of you, he rarely left the both of you unattended both because he wanted you two to stay safe, and because he didn't want anything to happen.

Unfortunately for him, it was almost inevitable.

You and Barbara had been secretly hooking up, mostly after patrol. You both hoped Bruce didn't know, but he probably did

"God, you talk too much.." she mumbled, continuing to kiss you as you stood on the rooftop. Bruce had stopped patrol a few minutes ago but Barbara couldn't wait