Ran Haitani goes back to the past exactly 10 years ago to save his and Rindou's ex-girlfriend.

(Yandere Oni (Japanese demon) x Goddess reader) When a red string of fate connects (y/n), the daughter of the moon god, and Tsumi, a powerful yet lonely Oni, together as soulmates, (y/n) is determined to go against her destiny, for who could ever love a demon? Big thanks to @AleBrasil01 for coming up with the concept, character designs, and the cover, none of this would've been possible without them