[COMPLETED] [Note: As Wattpad shuffled the chapters, you might be thinking that some parts disappeared or unpublished but no, just click on 'See all chapters' and search for the desired chapter. All of the chapters are here, it's just they're not in the right order, you just need to check which chapter you're reading] When a hideous woman who has been nearly hiding herself from everyone, possibly everyone and considers herself an insignificant person finds the handsome bachelor nearly in a miserable state and tries to heal him with the child of his ex-lover who is eager to take revenge on her for what she did five years ago. The guy end-up obsessed with her after they both committed a sin together. Now he is obsessed with her which he calls 'Sinful Obsession' as he can burn the world for her. Book 2 in the 'Obsession' series Low-key 'Enemies with benefits' and 'Enemies to lovers' trope. Genre: Dark-contemporary romance, mystery-thriller. Trigger Warnings: Mentions of suicide, rapes and child abuse, self-harm, eating disorder, gore, depression, anxiety, smut. Started:04/07/2023 Ended:25/11/2024 Word count: 3500-5000 words per chapter. Highest ranking #19 in fanfiction out of 1.45 million stories! Note: This is the second book of the "Obsession" series and the first book named 'Insanely Obsessed". This is a stand-alone book but reading 'Insanely Obsessed' is a must if you want to know Taehyung's story.