35-year-old nailist Yuka Kuroki, who works part-time as a model on her days off. This time, she's invited to a private photoshoot at a man's home. Initially scheduled for still photography only, hidden cameras secretly record the session on video. When she changes clothes and puts on bloomers while blindfolded, she discovers the concealed camera. Sparked by Yuka's excitement, the man gradually begins touching her, and the situation intensifies further.