Cosmic Top Secret is an adventure game by Klassefilm and Those Eyes that places players in the role of T. T. must investigate her parents' Cold War espionage activities. The game utilizes real audio and documentary footage, presenting its narrative within a distinctive storybook world constructed from paper and cardboard.The game contains 30 unique characters and 6 levels, with 400 collectables to find. Players interact with the papercraft environments through various actions like tapping, flicking, floating, rolling, and gliding. Real video and audio recordings are integrated into the gameplay to enhance the true-life mystery.