Takashima Makoto, who works as a security guard for an IT company, is struggling to repay the huge debts his father left behind. With a proposal to his girlfriend Kiyomi in the wings, Makoto receives an offer from his acquaintance Masui, who offers him 1 million yen if he takes away confidential data from his company. However, when Makoto finds out that the data is an ultra-precise "AI stock price forecast program," he demands an increase in the reward. Enraged by this, Masui kidnaps Makoto's sister Yui and demands that he exchange the data for her. Makoto heads to the specified location to rescue his sister, but finds Masui's body lying there. (Source: Japanese = Eiga.com || Translation = MyDramaList)