Sharon and Ryan Salazar get caught up in another puzzling mystery when Sharon joins the committee to help plan her twentieth high-school reunion.

The fun of planning begins to unravel, however, when committee members begin getting malicious telephone calls. Sharon suspects these anonymous calls are somehow connected to a years-old unsolved murder.

When another classmate is brutally assaulted, Sharon focuses on all possible suspects. To her dismay, she finds this list might even include good friends. She must sort through divergent facts and theories to reveal the identity of the killer and his twisted motives for revenge. In doing so, she finds her own life in danger in a chilling climax to the story.