"Doomsday 257 A.G.!," by Bryce Walton, is a science fiction novelet written in the early 1950s. The book presents a dystopian future in which humanity is ruled by a mechanical entity known as the Gray God, which enforces a static society stripped of progress or hope. The plot combines elements of adventure and rebellion, focusing on themes of memory, identity, and resistance against oppressive control. The story centers on Cadmus, who is on a mission to destroy the Gray God and free humanity from its hegemony. Suffering from amnesia, he embarks on a perilous journey, aided by various characters like Zaleel, a dancer, and Johlan, a scientist. As the dawn of a significant worship event for the Gray God approaches, Cadmus must infiltrate the council tower and submit a tape that will trigger the machine's destruction. However, he soon uncovers a convoluted plot involving his father's legacy and betrayal by those he trusted most. The explosive climax reveals the depths of manipulation and the stark choice between inevitable chaos and authentic freedom for the three worlds governed by the Machine. Ultimately, Cadmus must confront the consequences of his actions, as well as the potential for new beginnings amidst the ruins of a decaying system. (This is an automatically generated summary.)