Eva should not be alive. She should have been separated from her sister soul Addie – but instead they are a fugitive hybrid, on the run from the government. Joining an underground resistance movement, they are drawn deeper into the escalating violence. Meanwhile Eva is falling further for fellow fugitive Ryan – but clashing with Addie over their shared body. Faced with incredible danger, will Eva and Addie be torn apart forever? The second book in Kat Zhang's heart-stopping Hybrid Trilogy