Yasuo (Hiroshi Abe) grew up as an orphan. He married a woman he loved and they had a son Akira (later played by Takumi Kitamura). Yasuo’s life seemed great at the time, but his life totally changed after his wife died in accident. Since that time, Yasuo, who never experienced parents’ love himself, has to raise his son Akira alone.

After the Great Kanto earthquake in 1923, a troupe of female sumo wrestlers arrive in Tokyo.

1989 is the 64 Shouwa year in the Japanese calendar, thus the unsolved girl kidnapping-murder case is called “64(rokuyon)” that got up in this year in Criminal Investigation Department in the Prefectural Police Department. And 14 years were over as the prefecture’s police to be unsolved greatest stain, and statute of limitations approached it. In 2002, Yoshinobu Mikami, an ex-detective who was assigned as the investigator of the “Rokuyon” case 14years ago, moves as a Public Relations Officer in the Police Affairs Department against his will. As a newly assigned Public Relations Officer, he was troubled with the relation between the reporters, new case has occurred. And that new case traced “Rokuyon” case exactly.

1989 is the 64 Shouwa year in the Japanese calendar, thus the unsolved girl kidnapping-murder case is called “64(rokuyon)” that got up in this year in Criminal Investigation Department in the Prefectural Police Department. And 14 years were over as the prefecture’s police to be unsolved greatest stain, and statute of limitations approached it. In 2002, Yoshinobu Mikami, an ex-detective who was assigned as the investigator of the “Rokuyon” case 14years ago, moves as a Public Relations Officer in the Police Affairs Department against his will. As a newly assigned Public Relations Officer, he was troubled with the relation between the reporters, new case has occurred. And that new case traced “Rokuyon” case exactly.

Hisashi and Mai are a happy couple in their 20s who are engaged to be married. But three months before their wedding, Mai becomes seriously ill. Her heart stops momentarily, and she falls into a deep coma. Hisashi visits Mai at the hospital every day before work. With no idea if or when she will ever awake, Mai’s parents encourage Hisashi to find someone else, but he refuses to give up and continues to pray for her recovery. As if his prayers are answered, Mai begins to regain consciousness several years later, and even utters a few words. But tragically, she has suffered brain damage and has no memory of Hisashi.

In the early 1990s, experiments were carried out secretly in Japan. Two different methods were used in the experiments. One method involved forcing stress upon expecting parents and when the baby was born, provoke the baby into mutations and develop their special abilities. The other method involved birth to babies having abilities of animals and insects. The special abilities were derived from gene manipulation. Subaru, Saya and others were born from those experiments.