As Sean hears more witness interviews corroborating one of investigators main theories, he learns new information that could change the entire investigation. 

• Don't forget to follow Sean's new podcast How It All Went South at link.chtbl.com/howitallwentsouth

Sean hears the taped confessions of several key players in the case, and new light is shined on what might have happened the night Justin disappeared.

The most explosive information yet comes to light, and it leaves Sean questioning if he should continue on or not.

Sean looks at numerous other theories surrounding Justin's disappearance. What if investigators have had it wrong all this time?

Sean and his team follow a new lead, and it takes them to the bottom of a lake.

The former lead investigator on the case lays out his theory of what happened and Sean finds the most damning confession yet, that of Dylan's mother.

Sean talks with the main suspect in Justin's case; the same man who confessed to taking part in his murder.

An anonymous call could be the key to unlocking the entire case. Sean looks deep into Justin's background to find any connection to his disappearance.

Sean talks with the private detective who has worked Justin's case for the last 16 years, and learns several key pieces of information the public has never heard before.

The investigation into the disappearance of Justin Gaines begins. How could a popular college freshman vanish without a trace from a club full of over 3,000?