Book excerpt: Rear Window meets Serial in this riveting new thriller from Edgar Award-nominated author that follows Alden as he tries to solve a crime only he believes was committed. Alden likes to follow people. He's not trying to be a creep, he just wants to be an investigator someday, and it's good practice. But spying on people comes with risks, like when Alden sees popular Greg Matthes seemingly murder his girlfriend, Amy, one night in the bad part of town. But the facts aren't adding up, especially because Amy may be alive. Now Alden has to figure what he could have seen... and what secrets Greg is hiding.