The book is a profound exploration of identity and the human condition, revolving around a man who is arrested upon his return to his home country, Switzerland, after spending time in America. Although he insists he is not the man, Stiller, that everyone believes him to be, his protests are ignored. The story unfolds as he writes in his prison cell, reflecting on his past life and relationships, and grappling with the question of who he truly is. It's a thought-provoking narrative that challenges conventional notions of selfhood and personal identity.

The book tells the story of a man who has his identity shattered when his wife casually notes that his nose tilts to the right, something he had never noticed before. This seemingly insignificant comment leads him into an obsessive quest to understand how he is perceived by others, and he gradually loses his sense of self as he fragments into a multitude of characters. The protagonist's existential crisis intensifies as he realizes that everyone he meets perceives him differently, leading him to question his own existence and ultimately, his sanity.

The novel follows the adventures of an eccentric, violent, and mentally unstable protagonist who is released from an asylum by his psychiatrist. The pair embark on a chaotic journey across Europe and America, encountering a variety of strange and often dangerous situations. The narrative explores themes of insanity, violence, and the human condition, offering a dark and surreal critique of modern society.

"Naked Masks" is a collection of five plays that delve into the complexities of human identity and the conflict between one's inner self and the roles imposed by society. The plays explore themes of madness, illusion, and existential uncertainty, often through characters who are caught in the tension between appearance and reality. The author uses the metaphor of the mask to represent the personas that individuals adopt in public, while questioning the nature of truth and the possibility of truly understanding oneself or others. The plays challenge audiences to consider the fluidity of identity and the performative aspects of everyday life.