Olivier Ngûyen is a freshly diplomed material engineer. He worked hard to be among best engineer in France in order to integrate Heimdal Corporation. A material research firm for army and public utility with high standard.
His goal is to bring justice for his brother died because of Heimdal's executive, and lock the society away. He's ending up on a weird world, but unexpectly familiar...to back home, he must find 5 artefacts among 5 realm.

Follow the story of Menma Takao, a young man living a peaceful life with his fiancée. While shopping in a grocery store, he is the victim of a miscarriage of justice, and is thrown in prison. Filled with bad luck, this injustice will be fatal to him, making him lose everything he had built up until now. Takao promises himself that once his sentence is served, he will become a villain, and thus avenge the injustice of this society that claims to fulfill its function. Chance and bad luck will be closely linked in his new path that will raise him to an unsuspected success, dark or heroic?