Heartbroken over Lydia's unexplained departure, Daniel Brewer is barely functional. When she left the Endure, she took everything important with her: his purpose, his heart, his reason for breathing. Daniel's convinced Nick Miller has the answers to his questions, but Dr. Gorgeous isn't talking. A world away, Dr. Lydia Ashley struggles with her choices and mistakes. With one small discovery, everything she thought was true is shattered in an instant. The buried secrets of the Maven Initiative surface. No one is safe. And Daniel and Lydia must both decide exactly how far they'll go for love.