On April 15, 2004, residents of Riverton, WY are worried about more than the IRS after the brutal murder of 39-year-old prison nurse, wife and mom Tammy Watts. Police begin an all out manhunt for the killer and it takes a hair-raising discovery for them to nab their guy.

When 12-year-old Michelle Winter goes missing without a trace while walking back from her best friend's house in Springfield, MO in 1995, her mom doesn't have a clue as to who could have whisked this pre-teen away. Cops have many leads, but it isn't until evidence is linked to the killer that they get their big break.

When a sip from the office water cooler turns deadly for secretary Julie Williams in 1986, detectives in Tempe, AZ are stumped. Who could have had it out for this sweet single mom? Investigators search for the mystery mixologist and are shocked at who they stir up.