Mirei Morishita was supposed to be an ordinary girl, just like any other. But when her boyfriend accidentally drank her urine, it triggered a realization—she was a pervert. From that moment on, she began to feel sexual excitement from making men drink her piss. At first, she was overwhelmed with shame, but gradually she awakened to the pleasure, becoming increasingly obsessed with more extreme pissing play. A beautiful girl in a school uniform, shamelessly forcing men to drink her urine to satisfy her own sexual desires. This shocking transformation and the hidden allure behind her actions make for a captivating release from Cosmic Planning.