There is a particular quality, trait, or characteristic of someone or something that is hard to define but makes them or it especially attractive, unusual, influential, or mysterious. There's something about the film, beyond its actors and technical creation, that leaves an impression on the viewer so profound that it is hard to think of anything else for days afterward. I knew from the outset that our relationship was doomed for failure, but there was something about her that drew me to her like a moth to a flame.