At the company where Arisa works, the business situation and performance have been deteriorating due to the momentum of other companies and the problems caused by the increase in taxes. Every year, they hold a new product announcement, where they usually hire models, but this year they have stopped this practice, signaling the beginning of restructuring and re-evaluating operations. Amidst this, Arisa unexpectedly faces trouble and is forced to become an underwear model to escape the difficulty... A young and beautiful office lady falls victim to the despicable business practices of a black company and becomes prey to a sexually harassing employee!!