- Not to be confused with the school.
"Kids will love to build and play with this school playset and try to defeat the ghost figures haunting the school. With two hero minifigures, Douglas Elton, a cute ghost dog figure and 4 other minifigures, this school toy is designed for role-play fun."
- Paola is one of the few Hidden Side background characters that is not possessed by Ghosts.
- The only ghost hunter that this set does not include is J.B., although there is a Help Wanted poster with her signature on it.
- This set is currently the most expensive set in the Hidden Side theme, and currently the set with the most pieces.