Su Wanqing transformed into an abandoned concubine in the cold palace and awakened the [Civilization Jump System].
In order to survive, he was forced to sign in at the cold palace: potatoes were obtained on the first day, cement was made on the 365th day, and nitroglycerin was refined on the 1000th day.
Ten years later, when barbarian cavalry invaded the territory, she led her maids to defend the city with native rifles and shouted, "Believe in Newton and you will have eternal life." However, she was declared a heretic by the Pope.
When the emperor wavers to surrender and the barbarians convert to science, underground scholars will expose the truth that "the world is an alien breeding ground".
Su Wanqing discovered that the system was actually an alien observer, and the technology tree in her mind was causing the collapse of the Heavenly Way of Incense.
To be a savior or a destroyer? She shouldered the anti-matter cannon and pointed it at the starry sky: "It's time to sign in, advanced civilization!"