In medieval England, fourteen-year-old Terence finds his tranquil existence suddenly changed when he becomes the squire of the young Gawain of Orkney and accompanies him on a long quest, proving Gawain's worth as a knight and revealing an important secret about his own true identity.
Relates the adventures of Sir Gawain, the only undefeated knight in King Arthur's court, who eventually learns the value of friendship, courtliness, and courtesy after a challenge from the Green Knight.
