there is no romantic explanation for this. nor is there a platonic one. in fact there isn’t even a scientific explanation for this either legitimately what the fuck is happening
This is how almost all human interactions in movies and TV shows read to me. And a fair number of the ones in novels, too. Fiction is unrealistic because it’s written by writers and writers would mostly rather be alone in a cave somewhere
There is… a Doylist explanation. Usually. Probably. Beyond that, idk