Cassandra Kresnov is a highly advanced hunter-killer android. She has escaped the League and fled to Callay, a member of the Federation. Because of her fighting skills she was able to save the president's life and is now a trusted member of the security forces. However, not all Tanushans are happy to have her on their turf and Cassandra has to tread carefully. As Callay moves towards a vote on whether to break away from the Federation, confusion reigns and terrorist groups plot their own agendas.