Turning the World Upside Down: Starting with a Letter from My Late Father

"Wait a minute, are you saying that your father, who died 16 years ago, just sent you a letter? A dead person sends a letter to a living person. Are you sure someone is not doing something weird?" Lu Yan: "The name is right, the handwriting is right, my mother said, and the tone is right. There is only one thing wrong," he pointed to the letter paper, "paper, no one would use the straw paper used to print paper money to write letters." On his 17th birthday, Lu Yan suddenly received a letter from his father who had been deceased for 16 years. The letter contained a job recommendation letter and a strange Rubik's Cube. The Rubik's Cube can be blessed with four-dimensional attributes, can store items, and can also receive all kinds of fate information. The truth is revealed step by step among the games and conflicts between the Earth Star and the Upside Down World, the local government and the Deep Blue Council, various forces, and the ancient gods. There are golden fingers, no system, urban martial arts themes, similar to Stranger Things, and more suspenseful. It will be updated with a minimum of 8,000 words after it is released.