Kenji and his friends in the club created an amateur comic book that imagined an apocalyptic future in which strange illnesses and bands of armed insurgents threatened to destroy the world. A fanatical cult known as Friend found the book and they've made it their business to turn it into a reality, and now Kenji and his old friends have to infiltrate the cult and stop them before it's too late.
In 1969, Kenji, an elementary school kid and his friends built a secret base during their summer holidays. They fantasized that they had to fight villains who were out to conquer the world and wrote them in the Book of Prophecies. Years later in 1997, Kenji becomes a convenience store manager and leads a regular life after giving up his dreams to become a rock star. His boring life is suddenly turned upside down when his old classmate dies mysteriously and an entire family in the neighbourhood disappears. At the same time, a religious cult and its mysterious leader, Friend emerges and a strange chain of events duplicating exactly the events described in the Book of Prophecies follow. Is this the beginning of the end of the world? Who is Friend?
Set 15 years after "Twentieth Century Boys," Kanna (Airi Taira) reunites with several main characters from the first film in an attempt to stop Friend's increasing influence over the world and continued plans to eliminate humanity, as detailed in the New Book of Prophecy.
The final showdown, and the final reveal. who is Friend? How can he be stopped?
