Locker confinement, collar, urination, trampling. The ultimate training of a corporate slave office lady by an introverted senior colleague.<br /> Seina, a new office worker, becomes the target of a proud senior colleague. F** to inhale an aphrodisiac, she is made to go into heat in the office without being able to resist. The humiliating scene of her being locked in a locker, denied access to the toilet, and f** to urinate miserably in the workplace is a must-see. She is f** to kneel on the ground while being collared and trampled on. This is the complete record of Arima Seina's descent into a penitent pet after three days of being kept in the office.<br /> [Highlights]<br /> - The introverted senior's abnormal obsession leads to the injection of aphrodisiacs and office invading, confinement in an office locker, and uncontrollable urination (wetting oneself). - Thorough humiliation t** including collaring, kneeling, and being trampled - Her reason is taken away by an aphrodisiac, turning her into a bitch begging for a penis - Treated like a complete pet, being fed with a dog bowl - Wearing erotic clothing, being stimulated with a vibrator and repeatedly penetrated in the office late at night