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...
黑主学院是一所有名的寄宿制学校，学校分为普通部和夜间部。夜间部的人员各个都是精英学员，并且都有超美型外表。但其实夜间部的学生都有个特殊的身份：吸血鬼！并且这个身份不能给普通部学生知道。
西山日和（竹达彩奈 配音）是一个个性有些内向的害羞少女，本想好好利用开学典礼这一机会在班级上交到好朋友的她却不幸在典礼前一天遭遇了车祸。不得不为此而修养8个月日和悲催的明白，在高中交到好朋友的愿望可能要落空了。
