Shirakawa Junko is headed for the top of the corporate ladder in the Overseas Investor Department at the bank she works -- until Kuroda Kayo transfers over from Corporate Sales. Kayo is another all-star employee, and she has a foreign university degree to boot. When Kayo and Junko are assigned to work together, their heated rivalry reaches critical mass. Whether they're banging each other's heads or simply banging each other, these two office rivals are ready to go at it!