I know it sounds weird but all you have to do is write a real or fake story about a love story. Here's the twist: it can only be 2-3 sentences. Good luck writers!
She was doing nothing special, just reading a book by the fire in a large comfy chair. She flipped the page of her book and then tucked a piece of hair behind her ear. Across the room, Adam leaned toward his friend and whispered, "I'm going to marry that girl someday."