An unexpected confession casts doubt on Steven's role in the murder case, but the new suspect gives conflicting accounts of what occurred.

As Steven's trial begins, his attorneys argue that law enforcement officials framed him and were negligent in not pursuing other leads in the case.

In the years after Steven and Brendan's very public trials, the various members of the Avery family struggle to mend their broken lives.

Steven's attorneys cross-examine forensic experts about contaminated evidence and the absence of proof linking Steven to the crime.

As the murder trial continues, Steven's attorneys present their case that law enforcement officials planted evidence to frame him.

Kathleen makes two of the biggest discoveries of the case. Brendan's lawyers take his case to the next level.

Cautiously optimistic, Brendan and his family wait to hear important news about his case. Kathleen files a motion for new scientific testing.

Kathleen obtains access to some of the original physical evidence from the case. The former prosecutor holds a press conference.

Powerhouse lawyer Kathleen Zellner offers to take Steven's case. Brendan's postconviction lawyers fight in federal court to try to get him released.

Searching for evidence of tampering, Kathleen visits Steven’s trailer. A new twist in Brendan's case sends his family on an emotional roller coaster.

Kathleen's forensic experts review the evidence found in Steven's burn pit. A 1996 statute limits Brendan’s chances of success in federal court.

Kathleen runs new tests on the bullet believed to have killed Teresa Halbach and tracks Teresa's movements on the day she disappeared.