Tatsuya Yamanishi

Norio and his girlfriend, Mari Tanabe, have been dating for three years. They lived a peaceful life until one summer day, where Norio comes home to experience a peculiar sensation. The moment he sees the strong sun rays shining into his apartment, he realizes that Mari isn’t there. Instead, he finds an unfamiliar-looking woman who tells him that she is here to live with him. The eerie pale-skinned woman then introduces herself as Mari..

Norio and his girlfriend, Mari Tanabe, have been dating for three years. They lived a peaceful life until one summer day, where Norio comes home to experience a peculiar sensation. The moment he sees the strong sun rays shining into his apartment, he realizes that Mari isn’t there. Instead, he finds an unfamiliar-looking woman who tells him that she is here to live with him. The eerie pale-skinned woman then introduces herself as Mari..

政財界有力者の子女が通っている私立百花王学園では、ギャンブルの勝敗によって生徒たちの階級が決められていた。そんな学園に、蛇喰夢子(浜辺美波)という少女が転入してくる。学園を支配する生徒会は、リスクを負うことで至上の喜びを得るギャンブル狂の彼女を警戒し、腕に覚えのあるギャンブラーを刺客として送るが、ことごとく倒されてしまう。そこで生徒会は、百花王学園史上最大のギャンブルバトルを開催する。