Toaru Anbu no Item

The Academy City, where the pinnacle of science and technology converges to advance psychic development. But behind the seemingly peaceful and glamorous facade of this city lurks a “dark side.” The girls known by the codename “ITEM” are a part of this world. They form an elite unit composed of specialists in various fields, led by the Level 5 esper, Shizuri Mugino. When a new member joins “ITEM,” she will find herself drawn into a conspiracy lurking beneath the city's surface...

(Source: Dengeki Daioh, translated)