"Having jeopardized their careers in an unauthorized investigation that threatened to reveal the corruption in South Africa's halls of power, Benny Griessel and Vaughn Cupido have been demoted from the elite Hawks police unit. While waiting to be transferred from Cape Town to seemingly mundane duty in Stellenbosch, Griessel receives a disturbing, anonymous letter: "I can only trust you and Captain Cupido. There is an adder in our bosom. Be careful...