
1951. Brighton. With the war over & the Nazis brought to justice at Nuremberg, Mirabelle Bevan (Secret Service, retired) thinks her skills are no longer required. After her lover's death she retires to the seaside to put the past behind her & takes a job at a debt collection agency run by the charismatic Big Ben Mc Guigan. But when the case of Romana Laszlo
- a pregnant Hungarian refugee
- comes in, Mirabelle soon discovers that her specialist knowledge is vital. With enthusiastic assistance from insurance clerk Vesta Churchill, they follow a mysterious trail of gold sovereigns & corpses that only they can unravel.