Shiori Motomiya, the heiress of the Shiratori conglomerate, becomes entangled in the Defense Force's Wing Ranger Project. After a hyper-energy accident forces her to transform, she continues fighting as one of the Wing Rangers. During battle, her teammates are incapacitated—losing consciousness with no vital signs detected. Determined to save them, Shiori storms the main base of the Gairag Army and confronts the enemy forces. However, she is captured by Zadile, a high-ranking enemy commander, and subjected to intense pain and humiliation. Further overwhelmed by the powerful enemy Digicament, she's unable to unleash her full strength and is driven to the brink. This story portrays her fierce struggle and relentless suffering.