Brief is a teenager of unconfirmed age, is the heir of the Rock Foundation, an affluent corporation in Daten City. He is implied to be rather wealthy, as he was able to buy Panty's highly overpriced panties online in order to "protect her". Whenever he is under the watchful eye of his father, he is forced to dress differently and has bodyguards. Brief is a student at Daten City High, where he is confined to the "Geek's Class," the lowest level of the social hierarchy. As a result, he is bullied