“You're such an obedient girl, boss. You deserve another reward today.” Meguri is a sales manager at an office-equipment company in central Tokyo. She devotes everything to work while her marriage has gone cold, and the pressure keeps mounting with no outlet for her stress. She is also plagued by Yoshino, an unmotivated subordinate. One day, she lets her guard down and he discovers her submissive masochistic desires. Yoshino begins summoning her to a suspicious hotel during lunch breaks, using the pain and pleasure of S&M to train his boss into an obedient pet...