"Director Cairns" is a book that transforms the usual idea of a literary detective. Author John Cairns offers a unique take on the genre, breaking away from stereotypes and embarking on a bold experiment. The protagonist of the investigation, the school principal himself, not only reveals secrets, but also helps students understand the importance of trust and friendship. Intrigues, unusual turns of events and unexpected solutions - all this will make the reader a participant in a relevant and truly exciting journey into the world of justice and intellectual challenges.