"Frost at Christmas" is an exciting detective story by the famous British writer R. James. The plot revolves around the mysterious disappearance of a little boy during the Christmas celebrations. The main character, detective Adam Dalglish, unravels the mystery step by step, intertwining intrigue and crime in a quiet English countryside. The author successfully recreates the atmosphere of good and evil, love and hate, which makes every reading experience exciting and tense. "Frost for Christmas" is a book that keeps you in suspense until the last page, leaving you with mixed feelings and impressions.