A demon from the demon realm possessed a human?! Bella, ruler of the Demon Realm and a demon, finds herself possessing Isabella Dunkeld—a villainess hated by her family and shunned by all. 'How did I end up in this body?' She has no memory of making a contract with the human Isabella, yet when she came to her senses, all her powers were sealed and she was trapped inside Isabella's body. For now, she decides to act "human"... "So... how many people have I killed with these hands? Hundreds? Thousands?" "Uh... not a single person, my lady." "They call me a villainess when I haven't killed even one person?" The demon Bella finds humans truly baffling... (Source: Kakao Entertainment, translated)