Katrin Brack's unusual set designs are both pared down and extravagant at the same time. Theatergoers can find themselves confronted by walls of fog, showers of confetti or flurries of snow.She is one of the most sought-after designers of her kind. Her latest project was designing the set for Heinrich von Kleist's The Battle of Hermann at the Münchner Kammerspiele. ARTS.21 goes to see the set designer at work.