"In the Woods" is a novel by author Tana French, published in 2007. It is the first book in the Dublin Murder Squad series and follows detective Rob Ryan as he investigates a young girl's murder in a small Irish town. The case becomes complicated when it connects to Ryan's own childhood, as he was involved in a traumatic incident in the same woods years earlier. The story blends elements of psychological thriller and crime fiction, exploring themes of memory, trauma, and the impact of the past on the present. As Ryan delves deeper into the investigation, he confronts his own buried memories and the secrets that lie within the woods.