When six old friends gather for a countryside escape at the sprawling estate of a celebrity TV true-crime star, their getaway takes a deadly turn. After a night of drinking, dancing and dalliances, one of them is found murdered in strange circumstances. With suspicion mounting and tensions rising, the group must work out who had the means, motive and opportunity to kill. Turning to their celebrity hostess Francesca Carlyle for help, they race against time to uncover the truth before the killer strikes again.