Why did Liu Xing enter juvie?

The reason why Liu marched into juvie was that Liu Mei had a nightmare about Liu marching into juvie. According to relevant public information, Song Dandan once played Zray's mother "Liu Mei" in the TV series "Family with Children", in which there was a scene in which Liu Mei had a nightmare about Liu Xingjin juvie, and Zray in the photo seemed to "verify" Liu Mei's dream.