Two of your characters meet, fall in love, and decide to face the rest of the novel’s adventures hand-in-hand, where they will let nothing come between them.

Sweet, right?

Here’s the thing. This might be sweet, but it’s also boring. In real life, you can get away with sweet. But in Novel Land, you need tension. There’s a reason why Friends keeps the “will they/won’t they” of Ross and Rachel’s relationship going until the very last episode.

In a fictional romance, there needs to be something that keeps your lovestruck characters apart, and this is true for all genres. If their romance has a tragic ending, that thing succeeds at separating them. If it has a happy ending, they overcome the obstacle.

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