The vampire is a resonant metaphor - a way to frame the deeper intentions of the story. This is a love story, but also the story of two exceptional outsiders who, given their unusual circumstances, have a vast overview of human and natural history, including stunning achievements and tragic and brutal failures. Adam and Eve are themselves metaphors for the present state of human life - they are fragile and endangered, susceptible to natural forces, and to the shortsighted behavior of those in power.
I’m a multi-shipper and I can usually reason, rationalize, or justify behind most ships, but man, when I NOTP, I NOTP hard. I’m so salty and bitter about ships I despise (don’t worry don’t worry I don’t tag my hate or anything).