"In a Dark, Dark Wood" is a psychological thriller novel by Ruth Ware. The story follows Leonora Shaw, a woman who is invited to a hen party in a remote location. As she reconnects with old friends, tensions rise, and secrets begin to unravel. The narrative unfolds in a suspenseful manner, revealing the complexities of friendship and betrayal. The atmosphere is tense, with the dark woods surrounding the house serving as a metaphor for the hidden dangers within the group. The plot explores themes of memory, trust, and the consequences of past actions.