Private investigator Charlie Shannon travels to Mexico to track down Amy Harlow, an old friend of Eric's, who may be his last chance at getting out of prison. Behind bars, Eric learns that another inmate plans on killing him.

Twenty years after Mary Fisher's death, Internal Affairs Sgt. Lynch and Det. Chen fly to Texas to interview Trey Carano, a former friend of Eric's, who shares his account of Eric's whereabouts in the days and hours leading up to the murder.