It is a campus light novel written by Ghost Under the Night, serialized in SF Light Novel, with a total of 2401481 words, and has been completed.

The protagonist of the story is an ordinary student who interacts with several girls of different personalities in school life. However, he gradually discovered that these girls are not as simple as they seem on the surface, and they all have their own secrets and dark sides behind them. As the plot develops, the male protagonist is gradually involved in an event full of danger and conspiracy because of his close contact with these girls. After experiencing a series of exciting events, the male protagonist not only has to unravel the secrets of the girls, but also has to face the dangers lurking around them. The story shows the growth and transformation of the protagonist, as well as his choice between love and friendship through wonderful suspense plots and touching emotional entanglements.

平凡的世界其实并不平凡，普通的人们其实并不普通，安全的场所其实并不安全。这是一个路人男主被各种有着奇葩癖好甚至不是人类的妹子们缠上一边在夹缝中生存一边开后宫的故事。

危险的少女们将我卷入危险之中(全本)

Dangerous girls put me in danger

dangerousgirlsputmeindanger危险的少女们将我卷入危险之中全本

Series of 夜幕下的鬼