Whether it's friends turned lovers, unrequited love finally realized, or couples you love to hate, many television shows rely on the will-they-or wont-they sexual tension between two main characters. One of the most popular TV tropes to keep audiences tuning in for more, the slow-burn romance was popularized in comedy sitcoms, but spans many genres. Fans of slow-burn romance, and TV fans in general ,know that there is nothing quite so satisfying than seeing your favorite characters end up together after seasons of flirtation, innuendo, and on-screen electricity.