The play 'Arcadia' takes place at the Coverly family estate in Sidley Park, but there is a shift in time from1809 to 1812 and then to the end of the 20th century. 1809-1812: Septimus, the tutor of Thomasina Coverly, is in love with her mother. Following a plot of unbelievable intrigue which includes marital infidelity, artistic rivalry and scientific revelations, he will eventually turn to the arms of young Thomasina, in a way that will prove ironically tragic. 1992: Bernard, the academic, has discovered certain letters that lead him to believe that 180 years ago Lord Byron had an affair with the wife of a poet, whom he later killed in a duel. At the same time, Hannah, the historian, is conducting her own research, trying to find out about a strange figure who had lived for years in the estates gardens. While travelling between past and present, the audience follows the researchers? course as they try to reveal what truly happened two centuries ago in Sidley Park, and also simultaneously watches the events themselves unfold, exactly in the way they had occurred at the time.