一人暮らしの大学生・ムラタは、指定難病により両手が麻痺。在宅介護を受けることに。派遣されたのは美人だが超不愛想な介護士・オシカワ。全治1週間の泊まり込み介護がスタート。ムラタの病状は1時間に1回射精しないと激しい頭痛が襲うというもの。副作用で両手が使えず自慰不能。事情を聞いたオシカワは鉄仮面の表情のまま淡々と頷く。「…業務です。問題ありません」完璧主義の彼女は、冷たい視線を向けたままムラタの勃起を手に取り、的確に扱き始める。無表情で、一切の甘さなく、ただ事務的に射精を介助のはずが…
Murata, a college student living alone, has paralysis in both hands due to a designated intractable disease. He begins receiving home care. The caregiver assigned to him is Oshikawa, a beautiful but extremely unfriendly woman. A week-long stay-at-home caregiving period begins. Murata's condition is such that he suffers severe headaches if he doesn't ejaculate once an hour. Due to the side effects, he cannot use his hands and is unable to masturbate. After hearing the situation, Oshikawa nods indifferently, her expression still like an iron mask. "…It's my job. No problem." The perfectionist woman, with a cold gaze, takes Murata's erection in her hand and begins to stroke it precisely. With an expressionless face and no mercy whatsoever, she was supposed to be assisting him to ejaculate in a purely businesslike manner, but…

– JavGG.net