the way to use "almost"

https://llcpuk.files.wordpress.com/2013/07/yuta-matsutani-hotondo-almost-most.pdf
Hello, everyone.
Today, I read the comic which tells us about the difference of " almost people" and "almost all people".
A man who was riding on a taxi saw the outside of the car.
He cried "Almost people are eating Humans!"
He said the driver to go away, However....

Please read it if you are interested in it!