My coworker, Kanako Ioka, and I work in the complaint department. One day, despite my mistake, she protected me from a vicious customer... Because of me, she was sent to the customer's company, where she was forced to do naked kowtows and was humiliated by the men while serving them naked. Seeing her licking the customer's dirty asshole and being used sexually, I, the lowest of the low, got a raging erection... .