High school student Saya Toma lost her parents and younger brother in an airplane accident. Detective Akio Kondo came and told her "your family has a high possibility that they were killed by people who have spec." That was the first time she heard of "spec". 6 years later, Saya Toma, who has never forgotten what the Detective said, decides to become a detective. She returns to Japan after receiving training by the FBI in the United States. Saya Toma is assigned to work unsolved cases in the Public Security Bureau. Meanwhile, because of Satoshi Chii's scheme, Juichi Ninomae considers Saya Toma his parents' enemy and tries to push her to the edge. Satoshi Chii's scheme has also caused Saya Toma and Juichi Ninomae to forget that they are brother and sister. The siblings are headed to a life-staking fight. A girl named Maho Ueno becomes involved in their fight. To protect Maho Ueno, Saya Toma uses "spec".
Akira Okuda worked as an assistant at the Visual Concept Planning Department of Kanagawa University of Arts, accomplishing his work aimlessly without passion. Sorrounded by students who continually caused problems and professors who cared only about their position in the university. One day, three students attempted to steal film equipment from the vault. Fearing the news would reach the university office, the professors ordered Akira to cover up the attempted theft. But, little did he know more was about to happen...
A criminal syndicate wants detective Onihei dead, but the resolute hero proves to be hard to kill.
A lavish retelling of the true story of the final voyage and ultimate destruction and sinking of the battleship Yamato, Japan's greatest flagship during the Second World War.
