Dive deep into true crime cases and follow the latest headlines with HuffPost’s Suspicious Circumstances newsletter. Sign up here . Five years after the horrific killing of two girls in Delphi, Indiana, authorities said they solved the mystery that had been the subject of wild speculation by true crime followers.

Yet the arrest of Richard Allen in the killings only marked the beginning of a series of chaotic developments — including a defense theory about a pagan cult, a man’s suicide and arguments about whether Allen was of sound mind when he allegedly confessed 61 times — that many feel have subsumed the victims and what happened to them. On Oct. 14, the highly anticipated trial begins, and prosecutors, who have been largely silent on even basic facts of the case, will finally outline the evidence against the 52-year-old.

Will it lead to justice for 14-year-old Liberty “Libby” German and 13-year-old Abigail “Abby” Williams? True crime fans will be watching, but only the jury will decide. The case, which came to be known as the Delphi murders, fascinated the true crime community from the start. On the afternoon of Feb.

13, 2017, shortly before the girls disappeared, Libby shared an eerie photo on Snapchat of Abby standing on an abandoned railroad bridge and another of the bridge itself. Their bodies were found the next day, about half a mile away downhill from the bridge in a wooded area. On Feb.

15, the police released two grainy images of a man walking on t.