Kagami drags Marinette to Tokyo to help the Stellars defeat a new supervillain, but Marinette soon realizes her friend has another, untold reason for this trip to Japan.
Twelve miles above the Pacific Ocean, an errant missile strikes a state of the art passenger jet. The flight crew is crippled or dead. Now, defying both nature and man, a handful of survivors must achieve the impossible: Land the airplane.
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".
A happy family returns from a vacation to find their home invaded by a criminal family and must fight for survival.