Most perverted serial killers had self-destructive tendencies deep in their hearts. They did not kill entirely for pleasure, but to soothe their own impulses toward self-destruction.
Fern was like that, and so was the plumber.
He feared death yet longed for destruction, so he could only calm the turmoil in his heart through killing.
The plumber looked somewhat tense. He had once tried to do more radical things, such as getting divorced or ending this dull, boring life.
But he truly did not have the courage to do that. Taking one's own life required tremendous courage; not everyone dared to do it.
He did not dare either.
But he had found a substitute: killing other people.
His targets were not chosen at random. They were connected in some hidden way. Perhaps during the violence, every victim would briefly take on the appearance of the little maid.
That allowed him to quickly soothe the violent emotions in his heart and release the pressure that had built up over time.
But as the number of killings continued to increase, this process soon gradually became ineffective.
Life was a wondrous thing. Taking too much medicine led to drug resistance, and even psychological "treatment" could develop resistance.
From the initial excitement and restlessness, and the rapid release or satisfaction of his emotional needs, he gradually became numb, using increasingly cruel methods to heighten the mental pleasure he gained from the process.
In the end, these serial killers' antisocial personalities would fully mature, and they would begin challenging social order.
For example, they would write letters to the investigative authorities, provoking law enforcement officers in order to gain even more stimulating pleasure—
In reality, this was also the countdown to self-destruction after killing could no longer satisfy their emotional needs.
Many infamous serial killers who