For some reason, a piece of technology/knowledge has gone backwards in time to a place it shouldn’t be. What the item is and to where its gone is up to you.
You could send an iPad back to the Vikings allowing them to navigate the world instead of blindly heading west and hoping for land. You could send a chainsaw back to Spartacus as he leads his rebellion. A computer to Charles Babbage. A bottle of antiseptic to the Crimean War. String Theory to Einstein. A History of the 20th Century book to Paul von Hindenburg. A walkman to Mozart. An Uzi to Davy Crockett at the Alamo. A taser to the head of security at the temple to deal with an uppity Jesus. It’s UP TO YOU!
Most of this idea came from the film The Final Countdown where a nuclear aircraft carrier ends up in a vortex and lands one day before the events of Pearl Harbour.
You can be helpful OR harmful and how far you take the repercussions of this items effect on your world is up to you. Try to avoid sending “fantasy” tech, let’s keep it slightly plausible and no, they can’t have the time machine.
Let’s say 12 days to write your story. So, it’s the 11th here in Sydney so we’ll end at 11.59pm on Sunday 22nd, AUSTRALIAN TIME (click the link)