Which raised the same question in Laks’s mind that it probably did in that of this security guard: What the fuck was the arrow? But no sooner had Laks begun to furrow his brow in puzzlement than an arrow appeared on the ground, drawn out by a scanning laser. There was enough dust in the air that Laks could see the laser beam and back-trace it up to its source: yet another drone hovering perhaps twenty meters above them. The arrow, painted on the dirt in brilliant emerald green, began right in front of the security guard’s boots and executed an immediate U-turn, pointing back in the direction of the main compound.