of the work introduces the tale of "A Dama-Pé-de-Cabra," beginning with a bard recounting the history of D. Diogo Lopes, a nobleman known for his hunting prowess. While engaged in a hunt, he is captivated by a beautiful lady who sings from a rocky perch. As they converse, she reveals her noble lineage and proposes an unusual condition: D. Diogo must promise never to make the sign of the cross again. This leads him into a tumultuous relationship marked by peace and a dramatic twist, as D. Diogo faces the consequences of his vows and the haunting presence of his wife when she transforms into a creature with goat-like feet. The story sets the tone for a larger exploration of love, sacrifice, and supernatural folklore in the narratives that follow. (This is an automatically generated summary.)