1386th year. The French knight Jean de Carrouge, known for his cruelty during battles, is trying to leave his own mark on history. Jacques Le Gris is Jean's squire, who participated with him in numerous battles and became a close friend of the knight. One day, Jacques attracts the attention of a high-ranking count Pierre, who notes the squire's sharp mind, and he contributes to his rapid promotion. When Le Gris gains power and power, de Carrouge gradually begins to lose his position in society. After learning about the rape of his wife Margarita, committed by a former squire, the knight demands a fair trial by duel.