Running away from a broken heart, easygoing Tom Rivers travels to Switzerland to see an old friend, only to find him brutally murdered. Having barely survived a confrontation with his friend’s killer, Tom is stranded in a strange country with two cracked ribs and no phone or wallet. The next morning, he and his friend’s sister learn of the victim’s last message, scrawled in his own blood. If they can decipher the cryptic message, referring to an ancient myth, they might uncover the biggest conspiracy of a generation. But the darker the secret, the more ruthless are those trying to protect it.