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!
They were soul mates---married just a year before a late diagnosis took him away. They were supposed to spend their lives together, she could not, would not accept this as their fate. She may not be able to spend her life with him, but she would lie next to him for all eternity.