About the book: a year / Four years ago, Gates appeared on Earth - alien arches leading to other planets. Aliens are now walking the streets, and getting to another planet has become easier than visiting a friend. Alice works as an interplanetary courier, delivers packages, travels and enjoys life. One day she receives a note saying that her friend from the planet Irbug is in danger. You can’t call a friend, the only connection between the planets is couriers, so Alice, without hesitation, goes to help. However, she very soon finds out that she was deceived and lured to the crime scene. Her friend is suspected of murder, and Alice herself faces arrest for illegal entry onto the planet. Who sent the note? Why is artificial intelligence involved in the case? Why does the victim need a hiding place, and why are highly developed Irbuzhians so afraid of technology? To save her friend and not end up behind bars herself, Alice will have to answer these questions and expose the killer..