mist, midst, missed

Mist or mist means water vapor close to the ground, or rising from the ground--
It was a damp morning, with a fine mist over everything.
Mist may also mean a fine spray or a light, fine rain--
He used the garden hose to mist the plants.

Midst or midst means among or in the center of a group of people or things--
There was a large crowd, and in their midst a man waving frantically.
"...in the midst of life we are in death..."

Missed or missed ( rhymes with mist ) is the past tense ( yesterday, or some time ago ) of "miss" meaning to aim at something and fail to hit it; to fail to show up for something; or to feel the absence of something or someone--
He swung at the ball and missed.
He missed his train, and was late for work.
They had a carnival last week, but we missed it.
He missed his wife while she was away.

Now that you know that, you can say--
"In the midst of a group of coworkers, he told how he got lost in the early morning mist and missed his train."

Note--"amidst" or "amid" is a preposition ( direction, as under, over, through ) form of midst--
He stood amidst the wreckage and didn't seem to notice anyone.
"... if you walk amid the burning flames, you will not be harmed..."
Note # 2--"mister" may mean a device used to spray a mist--
She sprayed the plants with a mister every day.
"Mister" may also be a form of address or a title for an adult male, usually abbreviated as "Mr."--
Hello, Mister Smith; it's nice to meet you.
Hey mister, you forgot your bags!
Not to be confused with "missed her"--
He threw a snowball, but he missed her.
When she was away, he missed her.