Boo Kwai, a very naughty boy, accidentally arrives in a parallel universe thanks to one of his inventions.
Yang Ning
Kwai Boo (voice)
Li Lanling
Qin (voice)
Xin Shan
Spring (voice)
Tong Xinzhu
Peach (voice)
Tong Yin
Kwai Peel (voice)
Meme Yan
Gigi (voice)
Zhifu Liu
Ms. Lu (voice)
Tut Harmon
Dog (voice)
