Romance novels are all about the emotional connection between characters, and for me, that's the heart of what makes a story romantic. The best ones make you feel every flutter of excitement, every pang of longing, and every moment of heartache right alongside the characters. Take 'Pride and Prejudice'—the slow burn between Elizabeth and Darcy is everything. It’s not just about grand gestures; it’s the tiny moments, the stolen glances, the way they challenge each other. A great romance also needs chemistry—whether it’s fiery like in 'The Hating Game' or tender like in 'The Fault in Our Stars'. And let’s not forget the tension! Misunderstandings, societal pressures, or even supernatural barriers (hello, 'Twilight') keep you hooked. The ending doesn’t always have to be happy, but it should leave you feeling something deep.