Only If We Bleed Together (гет)

The magnetometer rests in pieces. Wires are tangled, the dial removed, and the plastic covering cracked in half.
“Ahh,” Darcy says dryly. “You killed it.”
He taps his fingers against his thigh. “Old habits. Thought it could’ve been a security risk.”
It takes an awkward pause for her to realise he meant it could have been a bomb.
“Geez, man,” she says, looking aimlessly around the room and scratching the back of her head. “Your life until now must have sucked.”
 
Or: in which Darcy is unknowingly good at giving orders, and Bucky takes solace in the fact.