Contented.
After Song Qingshan finished his tasks, he summoned other white-robed members of the Star Observatory. The fully charged Yi'Er flew towards Canglan City, carrying a small letter.
At this time, Yuchi still didn't know that Yi'Er, no matter what, had to return to the Star Observatory once.
In the future, he suddenly realized one day that Yi'Er was like a mobile signal, and at such a long distance, it required a base station as an intermediary, and the Star Observatory was Yi'Er's transfer station. After recharging and redirecting, it could fly afar once again.
Is it reasonable?
Very reasonable!
...
It wasn't just the happenings at the Star Observatory concerning Yuchi, even at the Great Tang Prison, where Han Ming, also known as Han Beauty, had already returned. The Great Tang Prison was built inside a mountain, with the entire mountain hollowed out. From outside, one couldn't tell there was a prison within.