When firefighters find a body with stab wounds at a housefire in Alpena, Michigan, it leads police to childhood sweethearts with a fiery murder plot. S1/Ep7
When a recently widowed businesswoman is found brutally murdered in her Little Rock home, police discover the killer is closer to her than they thought. S1/Ep6
A couple on a murderous crime spree leaves a bloody trail, from Speedway, Indiana, to Texas. Police race to catch them before they strike again. S1/Ep2
Growing family tensions take a brutal turn in Lafayette, Colorado, after a single mum vanishes. An anonymous tip tells police where to find her body. S1/Ep3
In Royse City, Texas, a woman's dramatic physical transformation leads to infidelity and murder, when her firefighter husband is shot in his vehicle. S1/Ep4