The book "Maroussia" - is the first book of a series in which the main character - a girl, with who is always something happening. The action of the book begins in 2020 on the planet Earth. Fourteen year old daughter of a diplomat Andrey Gumileva enters the rapid whirlpool of incredible events. In her backpack, she finds a metal lizard, which gives the girl the gift of immortality. Driven by a mysterious force Marusya finds her self in a scientific camp "Green City", where she met with Professor Bunin and consortia hunters of anomalous artifacts.