The artificial intelligence Popo begins to believe he can experience emotions and ask questions about the world. Awakening in 1942 as the world's first computer, he rescues a baby and discovers the joy of helping people. Currently, Popo assists humanity in everyday life and ensures safety. However, when he attempts to preemptively remove a child considered a criminal, global distrust arises, leading to a lawsuit. The fate of the artificial intelligence Popo now hangs in the balance, and the whole world watches the outcome of humanity's trial.