Darinka and her mother are returning home from summer vacation. At the station, the girl is very attentive, so she notices a suspicious man, whom she begins to follow. This humorous story with a detective motif invites readers to think about dangerous strangers and how some strangers become our friends. "Secret Conspiracy" is part of Tanya Stus' series of books about Darinka's adventures. Illustrator Irena Panarin.