Sanako Moriwaka (Mikako Tabe) is single and works in the accounting department of a soap company. For her job, she checks receipts and bills. Each slip that she reviews, mentions only the dollar amount and a brief reason for the expense. When Sanako Moriwaka reviews the slips, she can often discern suspicious facts surrounding the expense or even troubles in the lives of the employee.

When a political scandal exposes her father’s dark secret, aspiring politician Hoshino Matsuri is cast out, forcing her to rebuild her life while navigating a high-stakes emergency election.