San Francisco is changing. Tech consortium Morrow is building the city of the future with “peacekeeper” robots looming on every corner—and wherever Morrow isn’t, the Salvation gang is. Bibiana Lopez-Yang is changing too. She came back from Afghanistan with PTSD and the ability to control electrical currents. If she can hold it together, she might be the hero San Francisco needs. But against an enemy this big, it isn't enough to be good. She'll have to be lucky.