In the wake of the kidnapping, Minase Shizuru finds herself and her academy friends held within the confines of a secretive research facility run by Tsuruma Consulting. As they grapple with this unexpected turn of events, the group begins to form a plan for liberation, relying on their collective strength and ingenuity. The involvement of her classmate, the young master Tsuruma, introduces personal conflicts that test their unity. Determined to overcome their circumstances, they search for weaknesses in their captors' system while maintaining hope for rescue.