On one day, in one city, the world comes together to grant one 5-year-old cancer patient his wish. The documentary "Batkid Begins" looks at the "why" of this flash phenomenon. Why did the intense outpouring of spontaneous support for a child reverberate around the world and become one of the biggest "good news stories" ever? The film explores what happens when an event goes unintentionally viral, and reveals surprising truths about what happens when a nerve is touched in our digital society. Will Make-A-Wish fulfill its mission to help Miles reclaim his childhood after battling disease for more than half his short life? In the end, the film leaves audiences to decide; did Miles need the world for inspiration? Or did the world need Miles?