A powerful and mysterious group launched an open recruitment. After fierce competition, 8 elite men and women were shortlisted for the final test. They were taken into an almost completely closed room. There were only three rules during the test: 1) No talking to examiners and guards; 2) No defacing the test paper; 3) No leaving the room. Violating one of the rules will disqualify the test. The test paper in front of the applicant is a blank sheet of paper, but writing rashly is also a way to defile the test paper. Under various strange rules, these elites became at a loss. The flamboyant white man (Luke Mably) took the lead in proposing that the applicants should work together to solve the problem. Men and women with different backgrounds seem to come together, but they don't know that there are hidden mechanisms. Rather than saying it is a fierce employment test, it is better to say it is a big test of humanity and wisdom...