The light. The infection. The source. The Radiance is the secret final boss in Hollow Knight, but challenging her is no simple feat. Sealed away and contained where none could find her, players must acquire powerful items, discover hidden locations, and piece together the fragmented history of Hallownest before they can confront the Radiance. Learning the nature of the downfall of this decrepit kingdom will reveal the truth, and free its remaining inhabitants from the grasp of this ancient enemy.