This is the 13th story in author Tiberius64's story series (Klingon64 on FanFiction.net) and the 5th and final installment of the Ad Astra series. This is a direct continuation of Ad Astra 4: Sacrifice of the Angels, and follows up on the events following Ferb's honorable self-sacrifice. Below is a link to the FanFiction.net version.