The identity concealment game is a game in which an identity concealment element is added to a lateral thinking game such as "sea turtle soup".
Similar to an "insider game".
It is a game where everyone finds the correct theme while repeating questions.
Some of the players are lurkers answering questions.
Hidden people should guide them to the correct answer so that they are not noticed as hiding people.
After discovering the theme, it's time to find the lurker.
Citizens win when they vote for what they think is a hiding person and a large number of votes are gathered for the hiding person.