Chapter Twenty Nexus, Praha 1 Olesya lowered her carbine. The nexus was right ahead, a control center positioned halfway up a circular chamber that ran from the ground floor to the very top of the Spear. Bathed in red light, it was sealed off by another thick, steel blast door. The door had a narrow, horizontal window and through it she could see the transmitter itself, a slender metal pole pointing skyward. Around it, three sides of metal framing in a triangular pattern, and around that, a circular catwalk. Olesya had made it to the controls for the Spear. But someone had got there ahead of her. A Purity soldier lay dead in front of the door. As she circled the body a voice came through a two-way intercom. ‘I was hoping you would come. Sister.’ Zakhar, Olesya’s brother, stood on

