The story takes place in England in the 12th century. The appearance of towering Gothic churches in the haze of the Middle Ages symbolized the beginning of a new era. The story is based on this background, with the construction of the world's first Gothic cathedral as the sutra, and the battle for the throne and the title of , love, suspense, greed and revenge. The struggle for power is mainly between the late king's daughter Maud and his nephew Stephen. In order to satisfy their own interests, many powerful families, including the Bishop family and the Hamleigh family, have participated in it. People in the Kingsbridge area are not interested in the politicians' game, they just want the cathedral to be completed soon. Reverend Philip (Abbot) and a character named Tom Builder will play key roles in it
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