Maomi Tachibana, working at a trading company, always maintained a kind and considerate personality. One day, her superior, who had secretly harbored feelings for her, told her, "I need to talk about the business report," causing her heart to race. After work, in the quiet office once her colleagues had left, she waited eagerly for her boss. However, the reality that awaited her was far more erotic than she could have imagined—an abnormal situation where her superior began to train and dominate her. From this moment on, the story begins, revealing how this twisted relationship will transform her life.