The Fate of the Mask ~The Beautiful Naked Angel~

At the free school, Kimtsuki wants to become a teacher of painting. Her target is Yangi, who works as a guard. One day, Kimtsuki invites Yangi and his friend Tōru to her home, and asks them to act as nude models for her. Yangi is confused by Kimtsuki’s desire to shoot scenes involving underwear and masturbation. But then, Yangi shows her gas masks and combat uniforms. He also tells her about his own life, spent wearing masks and pretending to be someone else. Yangi, who doesn’t feel any disgust when being fisted by Kimtsuki, decides that she wants to be faithful to her sexuality.