A Good Girl's Guide to Murder is a gripping mystery novel that captures readers with its twists and turns, revealing an investigation that becomes an obsession. Set in the small town of Fairview, this story revolves around the tragic murder of a popular high school senior, Andie Bell. Her boyfriend, Sal Singh, was accused of the crime and subsequently took his own life. The incident cast a long shadow over the town, affecting the lives of those who knew them. Even five years later, the memory of that day lingers, haunting Pip, a fellow senior who had known Sal as a child. She recalls him as kind and gentle, raising doubts about his guilt.

Determined to uncover the truth, Pip chooses the cold case as her final project, aiming to challenge the original investigation. As she digs deeper, she unravels a web of dark secrets that could exonerate Sal. The line between the past and present blurs as she uncovers shocking revelations, but her pursuit of the truth puts her own life at risk. Someone in Fairview wants to keep the past buried, and Pip must confront the dangers that come with seeking justice. A Good Girl's Guide to Murder is not just a story of mystery; it's a tale of courage, friendship, and the quest for the truth, leading into the sequel, Good Girl, Bad Blood.