Death At The Bar by Ngaio Marsh

In a quaint English village, a seemingly innocent game of darts at a local pub turns deadly, unraveling a complex web of secrets and lies. When a barrister is mysteriously poisoned, Inspector Roderick Alleyn is called to untangle the intricate relationships among the pub's patrons. As he delves deeper into the lives of the villagers, Alleyn uncovers hidden motives and simmering tensions, leading to a gripping investigation that challenges his deductive skills and reveals the dark undercurrents beneath the village's serene facade.