The novel tells the story of the protagonist who wants to change his past self at various stages of his life. But he returns to the starting point every time. After he fails again and again, his day and night personalities also show polarization. I am also doubting whether I am a sociopath. A misunderstanding when he graduated from college changed him and he had a new understanding of everything.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.