Evolution

Set against the backdrop of a scientific cult in Scotland, Shay delves into the origins of a deadly epidemic while searching for Kai's sister, Callie. As she uncovers her father's dangerous plans that threaten the community, Kai is preoccupied with helping a friend evade capture. Unbeknownst to him, crucial messages between him and Shay have been lost. Driven by a desire for justice against his stepfather, Kai embarks on a journey that leads to a tense confrontation, intertwining their fates in a dramatic climax.