In the small town of Speedway, Indianapolis in 1978, four young employees of a Burger Chef restaurant went missing at the end of a Friday night shift. The police initially suspected a petty theft by the work crew. By the time their bodies were found on Sunday and the investigation elevated to multiple murders, the crime scene had been cleaned and re-opened for business.

Nell, Simon, and their boy Art are ready to welcome friends and family for what promises to be a perfect Christmas gathering. Perfect except for one thing: everyone is going to die.

A portrait of a family, centred on 95-year old New Zealand actress, Dame Kate Harcourt and her life living with her daughter, acting coach Miranda Harcourt.