在系列终章中，幸存者们将面对蒙面陌生人的新威胁。随着秘密浮出水面，现实与危险的界限逐渐模糊，他们的生存之战也愈发凶险。
After the mayor of an idyllic island village discovers a child with mysterious powers awash on their shores, the once peaceful community devolves into civil war, torn over the belief that the child is the next saviour.
