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.
A criminal threat is made against the Toyosu branch, and a small fire is reported at the ATM corner. When security camera footage is cross-checked with ATM transaction records and the time of the fire, a suspicious man is seen in the footage.
A major company, a lender to Tokyo Daiichi Bank, goes bankrupt. An email is received from an employee of the company stating that their president gave a 100 million yen bribe to someone at Tokyo Daiichi Bank.