After school, the secret talk between girls starts today, too. The class madonna, Nanba Rinon, confides to the introvert Furutsuji about the violence she's suffering on a daily basis from her father... To indulge herself in the pleasure of self-pity. And Furutsuji who comforts Rinon with deep compassion. However, there's malice lurking inside that smile... She's realized Rinon's XX.