The Celestial Protector [ Demon Slayer x Naruto]

Kaminomaru Otsutsuki is the daughter of a former Demon Slayer named Orochimara and a celestial being named Kenji Otsutsuki. Kaminomaru one day meets a mysterious boy one year older than her at age 12 with unique heterochromia eyes who training under her mother Orochimara to take the final Selection. A year later when Kaminomaru was 12 years old she lost her best friend to a Demon and since that day she convinced her mother to train her to become a Demon Slayer and master the art of Celestial Breathing. After years of training and rising the ranks, she becomes a Hashira where she meets a familiar man with the same heterochromia now known as Obanai the Serpent Hashira who has stolen Kaminomaru's heart with his looks and loner personality sparks fly between them as they begin to become more than friends. However little did Kaminomaru realize her being part Celestial being would catch the attention of a certain Demon King who believes her Celestial blood may be the answer to his quest for immortality. (This storyline won't completely follow the anime or Manga so expect original content in the story)