Six thousand years before Sora and Shiro were even a blink in the history of Disboard, war consumed the land, tearing apart the heavens, destroying stars, and even threatening to wipe out the human race. Amid the chaos and destruction, a young man named Riku leads humanity toward the tomorrow his heart believes in. One day, in the ruins of an Elf city, he meets Schwi, a female exiled "Ex Machina" android who asks him to teach her what it means to have a human heart.

卡塔莉娜（内田真礼 配音）是含着金汤匙出生的千金大小姐，15岁那一年，因为撞到了脑袋而意外的获得了转生之前的记忆，卡塔莉娜震惊的发现，此时的她正处于前世的她特别喜欢的一款乙女游戏《FORTUNE LOVER》的世界之中，而她在这个世界里扮演的角色，竟然是游戏里专门设置用来妨碍游戏主人公恋情的邪恶反派，而她最好的结局是被流放，最坏的结局是死亡！
金发碧眼黑心的抖S王子吉奥尔多（苍井翔太 配音）、拥有美艳的外表和扭曲的内心的吉斯（柿原彻也 配音）、拥有杰出音乐天赋的亚兰（铃木达央 配音）、魔性美少年尼克尔（松冈祯丞 配音），卡塔莉娜究竟要如何同他们相处才能够避免惨死的命运呢？

Bored with life and considering the real world to be just a “crappy game,” savvy sibling shut-ins Sora and Shiro have withdrawn into their own fantasy world filled with video games. However, one day they find themselves summoned to another world by a boy who calls himself “God,” their abilities are about to be put to the ultimate test! Now not only their fates — but the fate of all of humanity — will be decided by a series of games that may just be the hardest these super-geniuses have ever faced!