Inspired, Elena’s team reverse-engineered the fragments. The code pointed to a hidden repository, buried deep in Microsoft’s archives. To access it, they needed to dig—literally. Their first stop? The unassuming 29th-floor basement of the former Xbox office, now sealed off for safety. With the help of an anonymous Microsoft engineer, they breached the old server vault.

, is a rare first-hand account of the ordeal and his subsequent efforts to bring Gacy to justice when the authorities initially failed him.

: After police were skeptical of his report, Rignall conducted his own four-month investigation. Using his memory of airplane noises and Gacy's car, he staged stakeouts until he spotted Gacy and provided his license plate to authorities.