Annelie Bendelin is completely shocked. The head of the old antique dealer is covered in blood, and his face is chalk-white. Gerner is clearly dead. Annelie doesn’t know why, but she immediately suspects that he has been murdered. Annelie senses that the murder has something to do with the champagne glass she borrowed from the antique dealer Gerner. But what she doesn’t know is that the murderer is already on her trail while she tries to solve the mystery surrounding the champagne glass. Bodil Mårtensson is known in Sweden as a crime author. She has also published youth books and historical novels. "Glasets hemlighet" was written by Bodil Mårtensson in easily understandable Swedish, meaning it features a structured plot, simplified vocabulary, and short sentences. This way, the book offers Swedish learners the opportunity to read even at an early stage of their learning.