"And dangerous," Castiel reminded as she marvelled at the weapon's beauty. The one that needed to be retrieved had belonged to a lower level angel and therefore less potent than some of its brothers, yet it could render certain angels and other supernatural creatures no less dead. In the wrong hands, it would be a liability that they could not afford. Heaven's force was not infinite, especially now that only a very small fraction of it found itself trapped in this city with no way to contact the outside world.
When Selina came reeling back to the quiet flat occupied by an unlikely trio of a thief, an angel and a sleepy cat, it was Castiel's turn to be afflicted with mild confusion. "I've already told you," he said with a frown. Had that not been obvious all this time?