She is The Knight's half-sister / Daughter of The Pale King and Herrah (one of the king's Dreamers) / Helps The Knight defeat The Hollow Knight so that The Knight can defeat The Radiance (aka the god of this world) / Hornet is related to every one of the vessels, but she is not made of void like they are / The Knight and The Hollow Knight are both vessels, void, and Hornet's siblings / Calls The Knight "Ghost" or "Ghost of Hallownest" in formal situations / Very protective of her home and family

Cannot speak / Is small compared to others / Very strong and brave / Killed The Radiance (aka the god of their world) / Has no gender / Goes by they/them pronouns / Cannot show emotion well, but can get emotionally attached to people who are kind to them / Is also known as Ghost / Is a vessel made to contain the infection that The Radiance brought, but they instead killed The Radiance which got rid of the infection entirely / Now, they protect Hallownest (Do not mind the voice if you hear it.)