In which the travellers make use of buffalo dung as fuel upon treeless plains, observe the fossilised oaks of a bygone era, and experience the restlessness of buffalo in their season of love. Meanwhile, anxieties mount over three missing hunters as signal fires are kindled to guide them home, and a scheme is devised to secure the loyalty of the troublesome Rose, culminating in a joyful reunion amid the rugged landscapes of the prairie.