Big butt bare panties receptionist

Yuna works as a receptionist at the company where her husband works. One night, the two, who have a good reputation within the company as a loving couple, paint their crotches with an aphrodisiac that is said to increase their sensitivity and have sex. The aphrodisiac doesn't touch Yuna's crotch and the doctor tells her not to wear underwear... The next day, Yuna can't afford to miss work and works hard without wearing panties. Meanwhile, a certain guest comes to the company. At that time, there was no way of knowing that Yuna, who was wearing no panties, would be involved in the commotion caused by the guest...