Three million yen goes missing from the Roppongi branch. A search of personal belongings is conducted, but no cash is found. However, Hanasaki notices that Kyoko is acting suspiciously toward a customer when checking the security camera footage.
Miki, who works in the loan division at the Machida Branch, becomes the victim of a stalker. Hanasaki and Souma begin a confidential investigation, considering the possibility that the perpetrator may be Miki's coworker.
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.
