Marauder

Survival Game by Gary Gibson is the second book in the gripping apocalyptic duology that began with Extinction Game. Katya is a scientist working on a classified project for the Russian Empire. Shes also desperate. Her bosses want to exploit her knowledge and send her on an incredible dangerous mission. And if she refuses her fathers life will be forfeit. Katya must retrieve an artefact that will grant new life to the dying Russian tsar. Shes therefore being sent deep undercover on an alternate version of Earth to an Americancontrolled island. Here Borodin the tsars spymaster will be watching her. On the island Katya and Jerry an American adventurer form an uneasy alliance. They discover the artefact will call down terror from the depths of space yet Katyas superiors refuse to listen. But Katya and Jerrys worlds face extinction so the artefact must be destroyed at any cost. Two civilizations depend upon it.