At 2:17 AM, seventeen third-grade children get out of their beds simultaneously and vanish into the night. Every child from the same classroom. Arms outstretched, running toward something unseen, leaving only one classmate behind: a boy named Alex. By the time morning comes and the town of Maybrook, Pennsylvania begins to understand that these children are truly gone, the horror of Weapons has already taken root in a way that is nearly impossible to shake.