The anime's opening scenes follow Kazuya Makigami, a delinquent and the reluctant leader of a small-time gang of thieves: the gang use insider jobs at a security firm to find out the security of restaurants and rob them. In the aftermath of a successful heist, he finds the Ask-A-Thief Channel, the means by which the Phantom Thieves of Hearts receive requests from the public. He contemplates asking them to bring down his gang.