In Green Pastures, a wealthy man is murdered but all his family have alibis. When further murders occur, DS MacRae goes for the wrong killer. But DCI Forsyth solves the mystery by using logical deduction In Hostage Crisis, DS MacRae believes that a hostage situation is a cover for another crime, but an Inspector takes credit for solving the mystery. When DCI Forsyth returns from holiday, he makes sure that both the criminal and the Inspector get their due deserts. In Whose Finger on the Trigger,after three men are shot in Edinburgh the connection is found and it is seen that a fourth man is likely to be targeted. Although he is kept under surveillance, he is killed in mysterious circumstances and it is left to DCI Forsyth to solve the mystery by the use of logical deduction In Private Hospital, a man wakes up in hospital having suffered an accident of which he has no memory. A doctor attempts to help him regain his memory but without success. But all is not what it seems and there is a surprise in store.