"Zach should be at home resting anyway." Brennan shrugs one shoulder. "And I know my way around."

Brennan gets up to walk Angela to the door, and her eyes automatically flick to the kitchen clock.

"I should really be more tired."

Actually she is tired. But she probably couldn't sleep if her life depended on it. Not surprising, given the amount of adrenaline that's been pumped into her system.