A trained human urinal, ready to obey her master and accept everything. Simple, modest, and with a sense of tragedy, this female has a desire to be messed up, and she has such strong feelings that she begs her master. It's as if she wants to be treated cruelly and confirm the meaning of her existence... Ke'ai is loved very much by the devilish man she meets for the first time, and is filled with a sense of fulfillment. She is mercilessly penetrated deep in the throat by a salaryman who is lying in wait for her on the emergency stairs while still wearing a collar while they are moving, and then she is gang-raped nonstop, and treated like a human urinal by other men who are lusting after her in a weakened state. She is roughly and roughly handled as if it were natural for her to have sex, and the copious amount of sperm that flows back from her uterus creates a foul stench all around. Covered in smeared sperm and urine, the woman savored her happiness...