Haruka Koyamauchi, an ordinary junior high school student, is taken away and attacked by drug-addicted men on her way home from school. The person who suddenly appeared at the scene and saved Haruka was a mysterious beautiful girl Mio Kurusu. The next day, Mio appears in front of Haruka as a transfer student. She was a girl commando on a secret mission from the police. Haruka volunteers to be a commando assistant in order to help Mio as a thank you for her help. It was just a coincidence that helped Haruka. Mio tells her that the goal is a drug organization. However, Haruka forcibly stalks Mio. Defeated, Mio introduces Haruka to her boss, Inspector Fukuda. Thus, Haruka, who has officially become a girl commando, begins a battle with Mio to hunt down the drug syndicate that violated her...! This is an R-15 edit of EDRG-005, Helmet ● Student Commando