Published in 1895 as part of Robert W. Chambers's short story collection "The King in Yellow," this unsettling tale is set in fin-de-siècle Paris and explores the psychological and supernatural consequences of encountering forbidden knowledge. The protagonist, a man haunted by his past transgression, experiences what may be a waking nightmare or genuine supernatural pursuit after reading the infamous and corrupting play "The King in Yellow." Readers should expect an ambiguous, atmospheric descent into madness and dread.