Time rewinds a bit.
Initially, when the meteor shower streaked across the sky, Gong Qiying didn't think much of it, just regarded it as an ordinary natural spectacle.
When he learned that the meteor shower would last for several days, he merely marveled at how wonderful the magic world is.
Later, upon finding out that this once-in-a-century meteor shower coincided with the outside world's festival, he started pondering whether his Sain Dungeon should undergo some transformation to amplify the festive atmosphere.
Like, maybe some time-limited events or something.
But after thinking it over, he felt that time-limited events might be too "avant-garde" for the people of this world, worrying they wouldn't accept it, so he had to give up.
Unexpectedly, just on the evening he decided to abandon the idea, a letter from the Red Teeth Dungeon arrived.
