March 30, 1896. A bargeman heading for Reading on the River Thames spots a small package floating on the water. What he discovers inside will shock Victorian Britain and trigger a landmark investigation that will change the way the nation treats its most vulnerable. Witness the case of "baby farmer" Amelia Dyer, arguably Britain's most prolific serial killer, and see how Constable James Anderson, without the aid of modern forensics, was able to blow the case wide open using old school investigative techniques and a few crafty methods.