XIV century, Catalonia. In an unusually short period of time - only 54 years - one of the most beautiful temples on earth was built. During construction, amazing events unfold - passions and intrigues boil, and fate takes many unexpected turns. Thanks to the patronage of St. Mary, the main character goes through a difficult path from poverty to wealth and greatness. Will he be able to resist the conspiracy of envious people who are trying to hand him over to the Inquisition?..