Techtach Thief — Sean Monaghan

Cassie Bridgeman's hover reservoir clings to the edge of Kanthrell Tower. Sixty-nine levels up. The tower's security force hate thieves, but then, Cassie needs to settle some old scores. In a world of haves and have-nots, Cassie, with her faithful mech assistant the Bitspider, tread a dangerous path between survival and ticking off the wrong people. A high-tech adventure novelette from the author of Crimson Birds of Small Miracles.