Western Capital, Imperial Astronomical Bureau.
Several Star Observers of the Imperial Astronomical Bureau rushed to see Left Monitor Tang Muhe. Tang Muhe was a Western Barbarian, a descendant of Europeans. Seeing them arrive overnight with flustered expressions, he hastily asked, "What has happened?"
Star Observer Fu Qingfeng said, "My lord, we observed the celestial phenomena at night and discovered a dozen suspended corpses in the air, floating at an altitude of sixty miles, coming from the east towards the west. According to their trajectory, they should arrive in Western Capital by tomorrow noon!"
Tang Muhe was immensely startled and personally went to the Astronomical Platform.
On the Astronomical Platform floated various bright mirrors. Those mirrors were all bronze mirrors, the large ones being over ten feet across, and the small ones only an inch or so, all floating in the air.
The backs of the bronze mirrors featured star charts, painted with astronomical palace patterns such as the Northern Dipper, Southern Dipper, and the Four Great Divine Beasts. The mirror faces on the front were either convex or concave, polished extremely smooth and flat without staining a speck of dust.
When these bronze mirrors combined different mirror faces in the air, one could gaze thousands of miles away or closely view specks of dust.
Left Monitor Tang Muhe arrived at the Astronomical Platform, and the officials of the Imperial Astronomical Bureau had already adjusted various bronze mirrors. They saw the large and small mirror faces in the air slowly moving, indicating that the target was also slowly moving.
Left Monitor Tang Muhe looked at the flat mirror at the very bottom, and indeed saw the mirror reflecting more than ten corpses facing the sky with their limbs hanging down, drifting through the air.
The officials below presented a paper, on