Beautiful female teacher Kisaragi Karen gradually descends into depravity after a video of her urinating spreads throughout the school. Desperately trying to keep it a secret from her colleagues and students, she surrenders her body time and again, losing her sense of self and pride with each encounter. Eventually, the shame of public urination transforms into intense pleasure, evolving into a deeper thrill derived from humiliation and degradation. This pleasure consumes her completely, dominating her mind and body. Whether crouching, standing, legs wide open, taken from front to back—this film delivers a relentless barrage of desperate, lewd pissing scenes. As the final chapter of the Kisaragi Karen: Female Teacher Who Wets Herself series, this work fully captures her ultimate downfall and the pinnacle of her twisted ecstasy.