I'm not sure specifically as I haven't read this particular novel. But generally, a romance novel might be about the relationship between two characters, their love journey, the obstacles they face in their relationship, and how they overcome them to be together.
Since I haven't read the 'We Own the Night' romance novel, I can't tell you who the main characters are. But in most romance novels, there are usually a male and a female lead. The male lead might be a strong, charming character, and the female lead could be an independent and beautiful woman. They might have different personalities that complement each other in the story.
It's inspired by true events and incorporates elements of reality. However, there might be some creative liberties taken for the sake of storytelling and drama.
It is based on true events. The show takes elements from actual occurrences and fictionalizes them for a dramatic presentation. However, there might be some artistic liberties taken for entertainment purposes.