Himari Aiba's new part-time job turns out to be completely different from what she imagined, leading to a shocking turn of events. Entranced by the promise of easy money, she gradually falls under the control of an older man. Experiencing deepthroat for the first time, her mind is overwhelmed—trembling, she whispers, "Mom and Dad never taught me about things like this..." yet she's powerless to stop it. Desperately pleading, "Don't cum inside, absolutely not!" her cries go unheard as intense fear and anxiety grip her heart, unfolding into a harrowing experience.