This novel tells the story of Hank Morgan, the boss of a factory in late 19th century Connecticut, who awakens to find himself transported back in time to early medieval England at the time of the legendary King Arthur. One day, while Hank Morgan is working, a man attacks him and hits him on the head. When Hank wakes up he is in sixth century England. He is at the Court of King Arthur where he meets the Knights of the Round Table and Queen Guenever. Thanks to his superior knowledge, Hank soon becomes the King’s chief minister and plans to modernise the country, but things do not always go according to plan.