As a viper, Kate's no stranger to death. As a Richmond, she'll do anything to protect her brother.

Kate Richmond has seen it all. The former army ranger and ISS operative has engaged in missions of sabotage, cyber theft, espionage, and assassination on her path to become a viper cyborg. After barely surviving a full-scale alien invasion by the Merkiaari, she doubts life can hold anymore surprises, until a family mystery lands on her doorstep.

Her brother has been linked with a dead viper and numerous Merkiaari corpses. Now she must embark on a mission she never expected. It's time to...