Hayaki, an aspiring medical office worker, wakes up naked in an oil drum. When she asked for help through a hole in front of her face, Yuhei, a man who looked like a researcher, came to her. He threatens her, saying, "This is a clinical trial and you need money to get out.

• Yui Tatsumi
• Ren Fukusaki
• Takahiro Fukutani
• Ryuya Masunari
• Hiromi Nakata
• Ryuhei Kawana