Yuki Matsuoka

千年パズルを完成させたことにより、≪闇遊戯≫という、もう１人の人格を呼び覚ました武藤遊戯。海馬コーポレーションの社長にして決闘者(デュエリスト)の頂点に君臨する海馬瀬人や、仲間たちと数々の死闘を繰り広げたが、過去との因縁により、もう1人の自分との闘いを余儀なくされ、遊戯と闇遊戯はついに決別し、別々の道へ旅立つこととなった--。そうして、闇遊戯との最後の決闘を終えて、日常を取り戻したかに見えた遊戯たち。その前に現れた謎の少年≪藍神(あいがみ)≫。そして、世界中で次々と起こる謎の失踪事件。ただひたすら千年パズルを探し求める海馬。すべてのピースが合わさるとき、再び決闘（デュエル）の幕が切って落とされる！

Yoji and Kei, a boy and girl, live in a town in the not-so-distant future with their foster parent, Anna. But these seemingly ordinary children have a secret hidden even from their unsuspecting mother. Yoji and Kei are superhero defenders of their town! With a flap of their capes, the two of them and their robot bear sidekick, Oscar, protect the citizens in their town with their handmade high-tech machinery. But from what menace? And will our little heroes be able to overcome the crisis about to threaten the town's peaceful everyday serenity?

Jin is a twenty-two year old stud, with good looks. He's challenged by sexy Ai Mizushima to make her orgasm - it's a wager he can't refuse especially when the prize is a brand new sports car.