An ordinary office worker suddenly wakes up as Belinda, a villainess in a harsh simulation game destined to abuse the protagonist and die miserably. Instead of following that fate, she decides to raise and care for the main character. However, a strange system twists her kind words into rude, villainous ones.
Despite the chaos, Belinda adapts quickly, using her wealth, beauty, and power to solve problems in her new life. As she changes the story, the people who once hated her start falling in love with her. Even the cold Northern Duke proposes a contract marriage.
It turns out being a villainess might be exactly what she was meant to do.