"The Tundish." The opening portion of the novel sets the stage for a lighthearted gathering that quickly turns sinister. It begins with a letter from Ethel inviting the protagonist, Francis Jeffcock, to the Merchester Lawn Tennis Club's annual tournament. As Jeffcock prepares for his visit, we meet an ensemble of characters including Ethel, Kenneth, and Ralph, all hinting at underlying tensions and hinting at mysterious connections. However, the mood shifts dramatically when it is revealed that Stella has been found dead and possibly poisoned, sparking immediate suspicions and challenges as the group grapples with the potential identity of the murderer among them, which serves to create a tension-filled atmosphere that promises intrigue and complexity as the investigation unfolds. (This is an automatically generated summary.)