It's interesting because I've always felt the supernatural element isn't just a cool add-on, it acts like a magnifying glass for the emotional stakes in a relationship. Think about a telepathic bond—suddenly, you can't hide your insecurities or petty jealousies. The fantasy becomes a pressure cooker for intimacy, forcing characters to confront things normal couples could avoid for years. A lot of urban fantasy romances use this to show love as a choice made with full, terrifying knowledge of another person's inner landscape, not just a feeling.
Take the forced proximity trope in fated mate stories, for instance. The external magical compulsion creates this internal conflict: is this real love or just a spell? The narrative then has to prove the love is genuine despite the supernatural shortcut. That exploration—the fight against destiny to choose each other freely—often ends up being the core romantic arc. It flips the script from 'love conquers all' to 'love is what we choose when we have all the power in the world to do otherwise.'
I read one shifter romance where the male lead's wolf recognized his mate instantly, but the human part of him was resentful and fought it tooth and nail. The whole story was about his two natures warring, and the love story was essentially the integration of his fractured self. The supernatural power literally embodied his emotional conflict, which made the eventual surrender so much more satisfying than a standard meet-cute.