 As they advance, Hans scouts ahead; he discovers that Inez's unfortunate servant has already been eaten, and that the rebels have captured Robertson and intend to sacrifice him and eat him before his daughter's eyes.Soon after, a Zulu scout returns to warn that some of Ayesha's soldiers are spies for Rezu, and that the enemy having found out their plans have set an ambush just ahead.Allan quickly draws his men into a defensive square just before Rezu's forces attack; they hold their ground against the first two waves, but the square breaks under a third onslaught.