Ilya Khrzhanovsky, born in Moscow in 1975, is a groundbreaking director known for his innovative approach to filmmaking. After graduating from the prestigious Russian State Institute of Cinematography in 1998, he made waves with his debut film, *4* (2004), which garnered a Tiger Award at the International Film Festival Rotterdam. However, it is his ambitious project *DAU* (2020) that has captivated collectors and cinephiles alike. This multifaceted work blurs the lines between cinema and art, inviting viewers into a meticulously crafted world that explores the complexities of human existence. *DAU. Katya Tanya* is a standout entry in the *DAU* series, showcasing Khrzhanovsky's unique vision and challenging narrative style. Collectors seek out these releases not only for their artistic merit but also due to their limited availability and the extensive effort that went into their production. The physical media of *DAU* serves as a testament to Khrzhanovsky’s dedication to redefining the cinematic experience, making them prized possessions for any serious film collector.