这是一个存在着魔法的世界，式森和树（坂口大助 配音）是一个不合格的魔法师，虽然出生于魔法世家，但他一生可以使用魔法的次数仅为8次，一旦次数用完，施术者便会变成幽灵。
"； Do you want to do this; Fatal temptation... Challenge Game : The floral artist Ae-ran (Vicky) and forensic investigator Min ho (Choi Ryeong) from the prosecutor's office both have a family that everyone wants. However, Min ho cannot control her sleeping time, so Ae-ran begins a challenge game in which she seduces unfamiliar men and has sex with them. One day, Ae-ran and Min ho met Alex (played by Choi Hyun ho) at a tango caf é. Alex is interested in and approaches Ae ran, who is more handsome than her husband Alex. Min ho later witnessed their actions and was very angry when he found out that the man Ae ran was luring was Alex. Min ho felt nervous because he realized that Alex was not just a competition partner, so he came to him for a reason. Min ho tried to get rid of Alex, but Alex even grabbed Ae ran and Min ho, feeling the release. The game they started is turning into a disaster...
Narase Yoshi（由Asai Choi配音）和Narase Wanya（由Fukuhara Kazuki配音）有着恶魔般的身材和骄傲而自信的个性，尽管有一张可爱的脸，但他们总是说令人惊讶的话，他们开始和他的两个弟弟妹妹住在同一个屋檐下。更具毁灭性的是，他的父亲独自一人离开了三人，独自出差了。更让剑感到惊讶的是，炎和万丽雅的真实身份实际上是新科学魔王和梦魔，而剑更是通过意外的碰撞成为了他们的主人。
