Manager, do you know about my husband's promotion? Director Han told the head of the planning department, Ji Xianyu and Zhang Mingzhu, that if one of them cannot be promoted, they must leave the planning room. There are rumors that Zhang will use his weakness towards women to lobby Han for promotion. Xuanyu is very anxious. He tried to attract Han, but it didn't really have a significant impact, so he called his ex girlfriend Ji Hui. He called Han home and introduced him to her. Han was completely captivated by the seductive Ji Hui. Meanwhile, Xianyu's wife was very unhappy because he blamed her for not getting his promotion, so she went to talk about Han herself...
十年前，在一场几乎毁灭世界的大灾难中，宫城义宏被魔术师宫城义弘救下，成为了他的养子。十年后，十郎每天练习魔法，以履行他与已故养父达成的成为“公正伴侣”的协议。一天偶然的机会，四郎卷入了一场被称为“圣杯之战”的魔术师之间的决斗。
