Natasha is a lonely, middle-aged admin employee at the zoo, where her female co-workers take pleasure in making fun of her. She lives with her God-fearing mother and leads a stereotypical existence without any prospect that its course will change in any major way. But this is precisely what does happen, when Natasha discovers one day that she has grown a tail. What’s more, during a medical examination she makes the acquaintance of Pyotr, a young radiologist, and her hitherto utterly dreary life is turned upside down…