Days before Corey is to return home to the snow and ice of Lost Creek, Alaska, to visit her best friend, Kyra dies. Corey is devastated—and confused. The entire Lost community speaks in hushed tones about the town’s lost daughter, saying her death was meant to be. And they push Corey away like she’s a stranger.
Corey knows something is wrong. Lost is keeping secrets—chilling secrets. But piecing together the truth about what happened to her best friend may prove as difficult as lighting the sky in an Alaskan winter…

10:00 am: The principal of Opportunity High School in Alabama finishes her speech, welcoming the entire student body to a new semester and encouraging them to excel and achieve.

10:02 am: The students get up to leave the auditorium for their next class.

10:03 am: The auditorium doors won’t open.

10:05 am: Someone starts shooting.

This explosive, emotional, page-turning debut about a high school held hostage is told from the perspective of four teens—each with their own reason to fear the boy with the gun.