She leads a gang of pirates in Dragon Hall.
- In Descendants: Wicked World, there is a character named CJ Hook, who's also the daughter of Captain Hook. In Descendants 2, Captain Hook also has a son named Harry.
- It's revealed in Rise of the Isle of the Lost that they are siblings, with Harriet being the eldest, then Harry, and finally, CJ is the youngest.
- In the prequel book The Isle of the Lost. Harriet seems to have a crush on Anthony Tremaine.