In the hallowed halls of Bayview High, five students enter detention, but only four emerge alive. The deceased, Simon, ran the school's most talked-about gossip app and was poised to reveal bombshell secrets about his fellow detainees: Yale-bound Bronwyn, homecoming princess Addy, bad boy Nate on probation, and star athlete Cooper. With each possessing a motive for murder, the quest for the truth unveils a tangled web of lies and secrets. As the investigation unfurls, it becomes clear that nobody's hands are clean, and the line between guilt and innocence is blurred. Could one of these model students be a cold-blooded killer, or is the real culprit still at large?