Kijutsushi × Majutsushi - Ozaka Gakuen Tantei-bu no Jikenbo / Sorceresses

In a student club, they were putting on an erotic performance involving many male and female students. Suddenly, a strange unknown magician appeared on stage, who turns an ordinary show into a porno show, then kidnaps the main heroine and disappears. A trained group of students sets out to search.