An office worker named Konoha Satou is killed by a truck and reincarnated in a world based on The Dark History, a self-insert fantasy novel which she wrote during her teenage years.. Synopsis Konoha Satou has a dark history. After all, she spent her teen years writing self-indulgent fantasy romance fics-like her Dark History. But since she's become its most despicable villainess, remembering every last detail is now a matter of life and death.
An office worker named Konoha Satou is killed by a truck and reincarnated in a world based on The Dark History, a self-insert fantasy novel which she wrote during her teenage years.. Eventually, with all of her accumulated resentment towards her sister throughout her life, Iana finally attempts to take Konoha's life with a forbidden book called "Dark History" - a book said to alter and destroy one's personality to the point of death.