We believed he had died from an overdose. There was no reason to suspect otherwise . . .

When Elspeth is invited to her ex-husband Richard's fiftieth birthday party, she's expecting a star-studded event for the famous British film director, full of A-listers and hangers-on. But she arrives to find just seven other carefully selected guests in attendance.

A surreal evening ensues, orchestrated by the charming yet manipulative host, culminating in what will surely become a night to remember . . .

Because by morning, Richard will be dead, and every guest a suspect.