Motive - Season 1 Episode 4 -

The killer: Sarah Muller, a grocery store clerk who is going through a messy divorce and custody battle. The victim: Shawn Mitchell, a high powered lawyer, who was killed by a single stab wound to the abdomen in a late night break-in into his house. On the surface, the crime looks like a robbery gone bad, although the only thing that was stolen among a houseful of expensive items was a purse with a few dollars and a cell phone. As the Homicide detectives focus their investigation on people like Shawn's wife, Deana Mitchell, and Shawn's clients, especially the ...