Reigen Arataka, the GREATEST psychic of the 21st century, tells us the 100% true, never before seen story behind some of his greatest supernatural feats. The world renowned psychic narrates his tell-all book in a retelling of the events in Mob Psycho 100. (Source: Funimation) Note: The OVA was screened at the Maihama Ampitheater in Chiba on March 18, 2018.
