How is everyone?
Here is today's idiom.
"A race against time"
This means a situation where you have to finish something fast before a certain time.
Example 1
We have to get everything ready before the grand opening. It's a race against time .
Example 2
A young boy is lost in the woods. The police and rescuers are in a race against time to find him before he freezes to death.
https://idioms.thefreedictionary.com/a+race+against+time