Fans of horror are as dedicated to their beloved genre as Jason Voorhees is to chasing teenagers. And like everyone else on the internet they love to meme.

“Once upon a time, there was a prince and princess. They fell in love and lived happily ever after.” As children, we read so many stories about love and the perfect romance, hoping that it could become a reality one day. For some people, these storybook romances actually do come to life, and their relationships...