Uta is a new employee who despises her sexually harassing middle-aged boss, whom she hates to death. She is dating a senior at the same company and is living a happy life, but one day, on a business trip, she gets drunk and passed out by her boss, whom she hates. When she wakes up, she finds herself alone with her boss in a hotel room. Uta is raped and filmed on her smartphone, and the video is used as an excuse to relentlessly massage her big breasts and piston her until her pussy goes crazy. Before she knows it, she's addicted to his techniques and has become a woman who shakes her hips on her own.