Cooper was definitely surprised by the sudden appearance of a naked Japanese man in her flat and immediately jumped to her feet, grabbing her gun and pointing it at him. Probably best not to ask where she'd been keeping that. Then, of course, the man morphed into Triesta and she lowered the gun, shaking her head with a mixture of annoyance and amusement.
"Fucking hell, Tree," Cooper said, thinking she must have looked ridiculous, standing there in only a pair of heels, pointing a gun at someone. "You almost gave me a bloody heart attack." She looked Tree over and smiled. "Oh, I definitely do."