The way this goes is that you have to continue the story from the person above, so if I said, “The big red dog walked down the street”, then the next person would say, “where it found a small cat”. If you can’t think of anything to write, then just say “reset” and write a new sentence. Don’t abuse it though. I’ll start!
“One day, Skyhammer, Fragger, and Sawbonez walk into a bar…”