To write a compelling romantic storyline, one must understand the psychology of the reader or viewer. We do not just watch characters fall in love; we feel it. This is driven by three specific chemicals in our brain: dopamine, oxytocin, and cortisol.

Examples: Jim and Pam ( The Office ), Mulder and Scully ( The X-Files ) This is the gold standard for serialized storytelling. The slow burn allows the audience to fall in love with the idea of the couple before the couple falls in love with each other. The tension is the drug. The payoff (the first kiss in the season finale) is euphoric because we waited 70 episodes for it. Trust the audience's patience. Small gestures (a hand on a shoulder, a saved voicemail) are more powerful than grand speeches.

Each character should have a mission that has nothing to do with their partner (e.g., a career ambition, a family debt, or a personal flaw they’re hiding). The "Why Now?":