Half a Year Ago

Barry Allen slowly rose onto an enormous extended treadmill, lowering his body as he prepared to sprint at full speed. "I need to remind you that this is an extremely risky move, one that could trigger countless unknown consequences. Your mission is to find Donnie from half a year ago. Don't do anything unnecessary, understand? I'm sure you know how terrifying the butterfly effect can be. Don't do anything unnecessary!" Dr. Harrison adjusted his glasses, his expression grave.