Souma reunites with his friend Aoi, who has started up an IT company, and asks Tokyo Daiichi Bank for a loan. However, upon reviewing the request for loan approval, Souma notices something suspicious about Aoi's company's performance.
Mai and Soma visit a branch to assist its inspection division. However, Soma has actually received an order to investigate Himuro, the chief of the inspection division.
Matsuki loses the financial documents of the company he is in charge of. The next day, he receives a phone call from a woman who says she has them, demanding one million yen.
The branch manager of the Kawasaki branch is pushed down the stairs by someone. In the meantime, the branch manager of another branch is also attacked by someone. Turns out that the two have something in common.
