Codename: Chandler: Target (Kindle Worlds Novella)

She's an elite assassin and spy. The ultimate weapon. Her mind, body and instincts have been trained to perfection.

Codename: Chandler

A mercenary is preying on Chicago’s citizens – and he has help from one of Chandler’s fellow assassins.
Chandler teams with David Garrett, an MMA fighter and spy, to track down and terminate these killers even as another mortal enemy watches from the shadows.