"It's like conspiracy central." I whistled at the grainy photos of an Area 51-esque compound in the desert that were tacked to the walls. All the angles were covered: from aerial views to shots from every side taken using a telephoto lens.

A huge map of the California desert was also pinned up, with sections crossed out in marker. It was exactly what Bastijn had been doing to find Sienna and would have been funny if it wasn't a hunt for a powerful witch mirroring a hunt for a ...