These are just a few ideas, but I hope you enjoy them!
Not all romantic storylines are happy. In horror-romance hybrids (e.g., The Witch (2015) or Lamb (2021)), the goat becomes a symbol of corrupted love. The romantic partner is revealed to be a demon in goat form (Baphomet). The "relationship" is a lie, a trap of desire leading to infanticide or damnation.
In the end, Aurora was won over by Gideon's charming and confident nature. She realized that he was the perfect match for her, and the two shared a romantic kiss under the stars. Cassius, defeated and humbled, slunk away, vowing to one day win back the trust and respect of the village goats.
To understand the gold standard, we have to look at the benchmarks of the genre: Elizabeth Bennet and Mr. Darcy ( Pride and Prejudice )
In more literary fiction (e.g., The Goat Woman by Mary E. Wilkins Freeman), the goat represents the protagonist’s isolated heart. The romantic storyline isn’t between human and goat, but the goat is the only creature who witnesses the human’s vulnerability. The hero confesses his love not to the girl, but to the goat. This creates a powerful, tender scene of practice-rehearsal before the real climax.