Pros and Cons Mysteries Books in Order

Investigator Olive infiltrates a school for troubled teenagers after a student disappears. Other missing pupils, suspicious treatments, and a death point toward conspiracy, while an intriguing education consultant complicates her judgment about whom she can trust.

Olive returns reluctantly to her Texas hometown to investigate a teacher’s claim of terminal cancer. Signs of deception and a watchful stranger deepen the case, while threats suggest someone is prepared to kill to keep local secrets hidden.

Searching for answers to her family’s murders, Olive investigates colleague Jason’s father without telling him. His disappearance forces them into a shared hunt, but damaged trust and returning hometown secrets threaten both their partnership and their survival.

Olive and Jason’s Christmas retreat turns deadly when a teammate is found frozen in the snow. A storm traps the security team on a mountain with a killer, forcing the investigators to test loyalties before another death occurs.

Undercover investigator Olive searches for a corporate mole selling classified technology and unexpectedly encounters former love Jason. As deaths complicate the mission, she must decide whether to trust him with secrets rooted in her family’s unsolved murders.

Olive and Jason pose as married festivalgoers to investigate an organizer’s disappearance in remote West Virginia. A fraudulent luxury music event becomes more threatening as guests vanish, forcing Olive to uncover the danger before she disappears too.

Olive poses as a Wyoming rancher’s girlfriend to investigate escalating sabotage and threats against his property. Skills learned from her con-artist father help her uncover deception, but the investigation makes her a target of someone prepared to kill.