The main heroine of this story, Kirie Kei, is the first brilliant female section chief in the history of the Security Bureau's Guard Division. She has absolute confidence in herself and doesn't consider men as equals. She is a skilled Special Protection Officer (SP). However, she allows the infiltration of combatants from the shadowy ideological group [Eternal Yamato Light], which possesses a military organization. Kirie Kei is captured and imprisoned, subjected to horrifying torture until her sanity collapses... It was merely the beginning of a massive conspiracy aimed at weakening and destroying the Security Bureau and infiltrating the core of the state.
