In the heatwave of 1959, four sisters arrive at Applecote Manor to relive their memories of hazy Cotswolds summers.
They find their uncle and aunt still reeling from the disappearance of their only daughter, five years before.
An undercurrent of dread runs through the house. Why did Audrey vanish? Who is keeping her fate secret?
As the sisters are lured into the mystery of their missing cousin, the stifling summer takes a shocking, deadly turn.
One which will leave blood on their hands, and put another girl in danger decades later . . .