In 1920, Argentine author Roberto Arlt, while first developing his own quest as a writer, published an essay on his uneasy experiences with esoteric groups in Buenos Aires. Diego Arandojo and Jorge Fantoni’s graphic novel The Hidden River tells the story of Fausto Dumrauf who, many decades later continues Ault’s work, following in the footsteps if internationally renowned writers such as Leopoldo Lugones and Ernesto Sabatom, who also studied the esoteric classics and frequent