
Following the path from victim to verdict and exploring how, when it comes to murder, it is rare for there to be no prior connection between the killer and the deceased.

When a fire breaks out in Krystina Sutherland's apartment building, the first suspect is her ex-boyfriend, Charles Loayza; after all, he had threatened to burn it down earlier that day.

Small-town plumber John Cataneo fixes other people's homes for a living, until death came knocking on his front door; to find out who wanted him dead, police investigate the contents of Cataneo's own home, and get the leak they need.

On Halloween 1999, Dirk Greineder found his wife, Mabel, brutally beaten in their neighborhood park; when Greineder's account didn't fit with the evidence, investigators took a closer look at him; what they found suggested he had plenty to hide.

What begins as another sun-soaked day in Boca Raton, Fla., ends in blood-soaked violence, leaving a mother of three a quadriplegic; police find that this seemingly random act may not have been so random after all.