The teacher had always believed in and supported Yume, but in truth, he was a pervert with abnormal sexual desires. He became intensely aroused by the sight of Yume getting wet, obsessively sucking up the moisture soaked into her school uniform blouse. Enthralled by this sight, he lost all self-control, consumed by overwhelming lust. Yume was a unique, irreplaceable being for him, appearing in his eyes as a one-of-a-kind wet doll. Their relationship transcended mere trust, forging a deep and complex bond.