The Knight is a fantasy novel written by American author Gene Wolfe.
[1] It depicts the journey of an American boy transported to a magical realm and aged to adulthood who soon thereafter becomes a knight.
The first of a two-part tale known collectively as The Wizard Knight is told in an epistolary style, and contains elements from Norse, Arthurian, and Christian Mythology.
He goes for a hike and ends up chasing a flying castle he sees in the sky until he is abducted by "a lot of people".
He is greeted by a fortune teller who calls him Able of the High Heart and turns his walking stick into a bow.