Konran;Zanki

Fujita Anju, an average college student, finds herself trapped in an unfamiliar location with several other people. As their memory loss as well as the ominous situation indicates that something's going wrong, a weird cubic creature named Dokuroku appears with the intention to hack into their Prisms, a daily-use microship implanted in the body at birth, and enroll them in a thrilling, deadly adventure.