The Villainess I Possessed Is Raising Hell

Isabella Dunkeld is a notorious evil woman, hated by her family and scorned by everyone. But things take a strange turn when a powerful demon lord from the demon realm finds herself trapped in her body.How did I end up in this body?' The demon has no memory of making a contract with Isabella, yet here she is, stuck and powerless. To avoid revealing her true identity, she must act as human' as possible."So, how many people have I killed with these hands? Hundreds? Thousands?""Um you haven't killed anyone.""Not a single person, yet they call me an evil woman?"Humans are incomprehensible to the demon.**To complete the contract and escape Isabella's body, the demon must fulfill her most fervent wish: Make my family regret everything.' With an indifferent father and a lunatic brother, the demon decides to get closer to these worthless family members."Hey, if you talk like that, you make us sound like trsh.""You are trsh. Reflect on that, trsh."Is this how it's done?