A young group of cadets come together to pursue a common dream of hope and optimism. Under the watchful and demanding eyes of their instructors, they will discover what it takes to become Starfleet officers as they navigate blossoming friendships, explosive rivalries, first loves and a new enemy that threatens both the Academy and the Federation itself.

改编自Karen M. McManus的畅销小说，讲述五个学生一起被留堂，却只有四个人活着走出教室，预告中的画外音讲述者Simon死去了，另外四个人中有一个人引发了Simon的死，而“没有一个人是完全无辜的”。