Kyoko, a capable woman on the fast track to a successful career, and Shintaro, a lovable character who always makes mistakes, are boss and subordinate, but they are actually in a secret office romance. Kyoko always covers for Shintaro's mistakes, but one day she makes a big mistake and has to work overtime. Shintaro is arranged by the department head to help out, but he seems to be turned on by Kyoko's unusually flustered appearance...!