"The Farthest Shore" is the concluding book in Ursula K. Le Guin's Earthsea series, focusing on the journey of Ged, the once-great wizard. Now an older and more introspective man, Ged embarks on a quest to confront a growing darkness that threatens to consume the world. This darkness manifests as a loss of magic and a pervasive sense of despair spreading across Earthsea.
In his travels, Ged is joined by a young prince named Arren, who grapples with his own fears and the burden of responsibility. Together, they venture to the farthest reaches of the ocean, encountering various challenges that test their courage and resolve. Their bond deepens as they confront both external threats and their own inner demons.