Donnie was busy with his tech in his lab, when Leo burst in. Donnie groaned in annoyance and spun his chair around, waiting for an explanations

“You got any cool or useful stuff on panic attacks in that ‘steel trap’ of yours!?” Leo asked, looking a bit panicked.

Donnie raised a brow. “..what?”

Leo explained himself: “Pierce came over to the lair and now he’s breathing funny-“