Cold Case by Tom Clancy

This collection of texts details a series of mysterious events connected to a virtual reality mystery game. Matt Hunter, a member of the Net Force Explorers, becomes entangled in a real-life cold case tied to the powerful Callivant family when participants in the game start facing dangerous "accidents." As Matt, with help from friends like Leif Anderson and Megan O'Malley, investigates the deaths and threats, they uncover a decades-old secret involving a prominent family and a hidden crime, ultimately leading to a dramatic confrontation and revealing a deadly attempt to keep the truth buried. The narrative follows their efforts to expose the conspiracy while navigating the dangers posed by those seeking to protect the Callivant family's past.