You're Mine Forever (Japan X Yandere!Reader)

(Y/N), who is described as a nice and friendly young woman by friends and family moves out of (Y/C) to live her life in Japan. On the day of her arrival, she meets a man named Kiku Honda and falls head over heels for him. She and Kiku become close friends. Everything was just normal, until one day a certain girl shows up in (Y/N)'s life to which her obsession with Kiku becomes out of hand.

(Human AU)

EDIT: Please ignore the typo on the cover, a friend caught the spelling error so ty.

Warning: The later chapters will contain violence, blood, gore, and death.

This was inspired by a dark Vocaloid song called "Rotten Girl, Grotesque Romance" with my own twist to it.