Eiichi wanted to become a top shogi player and attended a shogi player training center run by the Japan Shogi Association. At the training center, he could not beat Riku,…

Kengo Takashiro is a former police detective of the Metropolitan Police’s 1st Investigation Division. Since his daughter disappeared, Kengo’s attitude has changed and he normally disregards caution. Now, he works…

An attack takes place on Rainbow Bridge in Odaiba, Tokyo by the fighter helicopter `Gray Ghost`. 2 days earlier, the Gray Ghost was stolen. The perpetrators are followers of Yukihito…