There's a Knife in My Mind

After the First Opium War, red mist came to the world. They can influence certain emotions of humans and animals without any limit, magnifying them to overwhelm other emotions, causing countless murderous thoughts, and are one of the reasons why modern wars are so cruel. Since Daxia got rid of control, he has been troubled by this red mist many times. However, not only the red mist came, but also magic, sword energy, spiritual energy, and the agreement between humans and demons was broken, and the demons reappeared in the world. Various gods feel that their spiritual energy is revived and they are about to wake up. In order to deal with demons, humans practiced magic and established demon-slaying organizations. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.