As soon as the new semester started, there were rumors of "haunting" in the school.
What to do!
Everyone can only place their hope on one person, and that is the super little detective in the school - Ning Zixuan!
Is the classroom really haunted?
Children, follow the little detective Ning Zixuan to find out the truth of the matter!
Super detective Ning Zixuan, the fat boy twins Big and Little Zhuang, and the crybaby Ma Lili will lead the children to solve one problem after another!
Motto: Small age, great wisdom.