come and go without leaving a trace
It's a Chinese idiom, Pinyin is l á IQ ù w ú Z ō ng, which means you can't see when you come and go. To describe being extremely swift or secretive. From journey to the West.
Analysis of Idioms
Come without a shadow, go without a trace
The origin of Idioms
The eighty first chapter of Wu Chengen's journey to the West in Ming Dynasty: "with a golden cudgel that is not short but not long, you can come and go without a trace."
Idiom usage
It is not impermanent. How could he not have a branch and a leaf again? He would say that the monster has a green face and red hair. (Chapter 61 of three heroes and five righteousness by Shi Yukun in Qing Dynasty)
Chinese PinYin : lái qù wú zōng
come and go without leaving a trace
utterly unscrupulous in its zeal to please its master. zhí gǒu fèi yáo
rush about telling the news around spreading. bēn zǒu xiāng gào
correct evil doings and revert to good deeds. gǎi guò qiān shàn