The movie "A Hologram for the King" (English name: A Hologram for the King), adapted from the novel of the same name, tells the story of a failed American businessman Allen Clay who came to Saudi Arabia to find the last hope of making a fortune. This is also his last chance to save his family that is on the verge of dissolution. The protagonist Allen (played by Tom Hanks) in the movie is in debt crisis, and his daughter has to pay for college tuition, so he has to go to Saudi Arabia to complete a computer business, but he is in a foreign country and can only wait for the end of the transaction day after day. The allegorical story of the original book reflects the international situation of the United States and the decline of its middle class.