From the bestselling co-author of the Illuminae Files comes the thrilling finale in the LIFEL1K3 trilogy--hailed by Marie Lu as "a breathless, action-packed exploration of what humanity really means." Best friends have become enemies. Lovers have become strangers. And deciding whose side you're on could be the difference between life and death. For Eve and Lemon, discovering the truth about themselves--and each other--was too much for...