Mačka medzi holubmi (slovensky) – Christie Agatha (2015)

At the prestigious girls' school Meadowbank, a mysterious murder occurs involving an unpopular physical education teacher. And when the murderer strikes again, frightened student Julia Upjohn seeks the help of Hercule Poirot. She has uncovered something disturbing and fears that without his assistance, her life is in danger. The famous Belgian detective finds himself tasked with solving one of the most challenging cases of his long and extraordinarily successful career.