25th century Islamic explorers transfer their minds across time and space...and get marooned in alien bodies on alien worlds.
"Please hear me. We are all in danger, the most terrible danger; we are all going to die terrible deaths. If you can hear me, if anyone can hear me, remember these words. Please. Pass them on to your children, and to theirs. You are our one hope..."
Ansible 15715, the short story that opens Ansible: Season One, is a frantic broadcast from the mind of a woman lost in time, a researcher trying to forewarn the human species about an unexpected and terrifying threat.
There is very little chance that anyone will hear her plea.
Unless possibly you.