Evolution

In the final installment of Teri Terry's captivating trilogy, Shay becomes involved with a mysterious scientific cult in remote Scotland as she searches for the missing Callie amid an epidemic that drastically alters those infected. As she unravels the origins of the outbreak and seeks to reconnect with her loved ones, the story explores the potential for hope and danger hanging in the balance. Will she succeed in uncovering the truth and saving those she cares about, or will the cult's plans have devastating consequences?