The famous neurosurgeon Henry Perowne is quite happy with life: he managed to realize himself in his profession, and he has a wonderful family. However, one morning he finds himself in a story that has an unexpected and tragic continuation. A road accident, an acquaintance with a strange criminal - and now an unexpected guest appears in his rich house, who threatens the lives of Perowne and his loved ones... For the novel "Saturday" McEwan was awarded the oldest British literary prize, the James Tait Black Prize from the University of Edinburgh.