About the book: 2019 / Summer is always great. But if you are kidnapped from your dacha by space pirates, then it’s not just a vacation—it’s a big adventure! This time, the twins Lenya and Lisa, after flying to the North Pole to see Santa Claus, will find themselves in a hot desert. They will have to travel on a flying saucer, go down into a mysterious cave for a magical chest, fight with holographic lions and real pirates. But they will meet a wonderful new friend - Gin, who can do everything... well, almost everything.