Homicide Hunter: Lt Joe Kenda (2011)

S2E4 The Spy Who Killed Me

When the charred remains of homemaker Elsie Jennes are discovered in the cellar of her flaming residence, Lieutenant Joe Kenda is left with no clues to pursue. Just as the investigation stalls, her son William unexpectedly shows up at a nearby police station, potentially holding the key to unraveling the mystery surrounding his mother’s tragic demise.