Bureau 749: Mysterious Files

Deep in the secret archives, file number 749 has always been shrouded in a thick layer of fog. Some people say that it is a paranormal research institution established in the early days of the founding of New China, specializing in investigating bizarre events that cannot be explained by science; others insist that this is just an urban legend circulating in the streets. And I, as a member of the 749 Bureau who briefly stepped into the game, will reveal a long-lasting past event for you.