Shishunki Bishoujo Gattai Robo Z-Mind: THE BATTLING DAYS OF THE "SHITAMACHI" VIRGINS

Four girls—Ayame, Sumire, Renge, and Satsuki—are tasked with defending Earth from a formidable new threat. They must operate the experimental mobile armor Z-Mind while managing part-time jobs and maintaining a normal life. As they face increasing challenges, they wonder if their efforts will be sufficient to prevent Earth's conquest by evil forces.