The self-proclaimed biggest man-child on YouTube, the character 'Ask Casper' (org. Spørg Casper) is successful with his transgressive and self-exhibiting videos. But as the number of subscribers grow, so does Casper's inner unease and memories of an upbringing with a dad with schizophrenia begin to surface. Over a nine-year period, we follow Casper and his growing internet fame as he tries navigating in the blurred lines between online and offline presence. Casper becomes a father but maybe never really an adult. NOBODY KNOWS CASPER is an honest story about finding your place in the fast-paced internet life that quickly becomes all-consuming.