As the sweltering summer heatwave descends on Merchester, an eclectic group of young individuals assemble in a local house for the annual lawn tennis tournament. But when one of the residents mysteriously dies in her sleep, suspicions start to rise. Is the seemingly composed doctor as innocent as he appears, or is he hiding a sinister scheme behind his cool demeanor? Dive into this thrilling murder mystery, brimming with psychological twists and turns. - Summary by Yoganandh T