Chitose, a female teacher, asked her students to replace the light bulb at home when her husband was on a business trip. The students, who happen to find Chitose's underwear in her bedroom, get excited and hatch a plan to fuck Chitose. While her husband is away for three days, the students mercilessly fuck Chitose. Chitose's body continues to be raped by her students, and what she feels at the end of her sex...