After the surviving base was destroyed, the male protagonist and the female protagonist heard a mysterious voice, and were then transported back to the year 2025 before the nuclear war. At first, everything was the same as before the nuclear war in the previous life. But on the eve of the nuclear war, everything had changed. It was useless to even remind the top leaders of the country to prepare. They could only watch the nuclear war happen, and when the nuclear war happened, it was different from what happened in the previous life.