Stozharsk is a closed city. It is difficult to get into and even more difficult to leave, the schools teach unusual subjects, and the study of the stars is prohibited by law. For many years, strange celestial creatures have been appearing here... Vega was sure that she was protecting the world, until she discovered a terrible secret: the Wanderers whom she was ordered to destroy do not pose any threat. But then why are the governor and her mysterious rival Ilgekart fighting them? How is the organization “Crown of Astralis”, in which Vega’s parents were members, connected with this? What kind of unknown disease is killing the city's residents? To understand all this, Vega and her new friend Den go on a journey through the starry world. They will have to solve the mystery of their birth, learn many secrets of the Universe and try to save Stozharsk before it is too late.