A trained human toilet, ready to obey her master and accept everything. Simple, modest, and with a sense of grief, this woman desires to be completely destroyed, and she feels such strong attachment to her master that she begs him. It's as if she wants to be treated cruelly and confirm the meaning of her existence... She feels fulfilled after being thoroughly pampered by a devilish man she meets for the first time, and while she's still wearing her collar, a salaryman lying in wait on the emergency stairs mercilessly penetrates her throat, followed by a nonstop deep throat gang rape, and as the final touch, she is treated like a human toilet by men lusting after her in a weakened state. Her sexual needs are taken care of roughly and sloppily, and the copious amounts of semen that flow back from her uterus create a foul stench all around. Covered in sticky semen and urine, the woman savored her happiness...