Saving the Ming Dynasty: I can exchange bodies with Chongzhen

In the tenth year of Chongzhen, his soul traveled to the Ming Dynasty vassal Zhu Changgan.
As the representative of the Zhu family's imperial power, he became the primary target of slaughter by peasant armies everywhere without exception, and he was shocked to find that he could exchange bodies with Chongzhen.
"Chongzhen, the Ming Dynasty is about to end. Do you want to save it?"
"My Ming Dynasty is about to perish? How can I save it?"
"Let's make three rules first: I'll do the work, and you'll be responsible for watching. Don't micromanage. Also... stop talking!"
……
This book is also known as [I cured Chongzhen's mental exhaustion] [I am shameless for Chongzhen]