In the following escape rooms in Springfield (MO), you must purchase the entire experience at once. You'll only play with the members of your own team and won't be paired with strangers.
The only requirement is to meet the minimum number of players for the room — the price is usually set for the room itself, though it can also depend on the number of players.

You must work together and escape within the hour by discovering the virtue of each Deadly Sin to make things right before it’s too late!
Can you and your team complete your mission before Fox and his goons come back and get rid of the jewel for good?
It is up to you and your fellow campers to find your way out of your campsite and escape before the Ozark Howler gets you!