Professional bodyguard Evgenia Okhotnikov can do a lot: shoot from any type of weapon, defuse bombs, and master hand-to-hand combat techniques. But the client is a six-year-old girl, Luiza Lazareva. Louise, or Lou as everyone calls her, is no ordinary girl. Not only did her father, the banker Lazarev, recently die, leaving her a huge fortune, but she constantly lies - either she says that her father was killed by a real witch, or she says that there is a zombie living in the forest. Now Okhotnikova will have to try on the role of supernanny, and protecting Lou will be very difficult...