This is the TV adaptation of a novel by Francis Walder. The scene happens in 1570, during the religions wars between catholics and protestants in France. Both sides are decided for a truth, to enable peaceful negociations of a settlement, which will become the peace of Saint-Germain-en-Laye, the same year. The negociation, lead by Henri de Malassise (Jean Rochefort), and the Earl of Biron for the Catholic side, and Mr. d'Ublé and M. de Mélynes for the protestants side.