"The Illusionist" is a play written by Steven Millhauser, based on his short story "Eisenheim the Illusionist." Set in Vienna during the early 20th century, it tells the story of Eisenheim, a magician who captivates audiences with his extraordinary illusions. The play explores themes of love, deception, and the nature of reality as Eisenheim's performances challenge the boundaries between magic and reality. The narrative centers around Eisenheim's love for Sophie, a woman of noble birth, and their struggle against societal constraints. As Eisenheim's fame grows, he becomes entangled with the local authorities, particularly Inspector Uhl, who seeks to uncover the secrets behind his magic. The play ultimately raises questions about belief, perception, and the power of illusion.