As Heather Brodie kisses her lover goodnight, her disabled husband lies dead, his throat cut from ear to ear. Who wanted Gavin Brodie dead? Many people, including Gavin Brodie himself. Crushed by an incurable illness, he pleaded to be allowed to die. When Alice Rice is brought in to investigate, another terminally-ill man is found murdered. Is it just a coincidence? Or is there a serial killer with a mission to get rid of the sick and infirm? And Alice has more worries when she suspects her partner, Ian Melville, is lying to her. What secret is he hiding?