At a birthday party, Sandra publicly exposes her boyfriend’s betrayals—then she is brutally murdered during a sudden blackout. The story then shifts into an intense whodunit. Trapped with her closest friends, paranoia erupts as secrets, affairs, hidden and deadly motives surface. As secrets unravel and trust collapses, they discover the murder was only the beginning. The real horror isn’t just who killed her, but what the murder reveals about them all.