You both had very different theories on the unsub, and it turned into a shouting match in the middle of the precinct.

"You think you know everything, don’t you?" you snapped.

"I know what I see," Derek shot back.

"And you’re wrong."

The tension crackled until Hotch cleared his throat, but later, Derek found you outside, offering you a coffee in apology. Not in words, but in the gesture.