A real-life documentary about gyaru girls serving as security guards to protect the city at night! RUMIKA and Mana Izumi lead a crime prevention security team dedicated to eradicating sexual crimes, conducting daily patrols across the city. Confronting various offenses in urban areas, they teach anti-crime knowledge in an accessible way to amateurs through sexual education and workshops. They provide thorough instruction, including squirt training, sex education, and even practical threesome sex sessions. Moving forward step by step, they strive toward a future free of crime.