The game is pretty much write what the prompt you are given said, and afterwards make a new prompt for the next person to write, also add in afterwards the theme of the story such as [Horror], or [Sad].
Example
Person 1: You're in your house in a dark and stormy night, you hear a knock on your front door. [Comedy]
Ya boi: [Insert Story Here]
In a world full of dragons, you kill their leader ending their rein, something approaches you from behind. [Romantic]
Rules
No inappropriate stuff.
Follow the wiki rules.
Five lines in your story, we can't have a huge story filling up the entire thread.
Prompt
You walk into school to find an envelope on your desk, you open it and find... [Tension]