I Don’t Want To Be Duke’s Adopted Daughter-in-law

When an accident shows Ellie what bullying the male lead, Damian, would do to her in the future, she tries to stay away from him at all costs. But after seeing everyone else mistreat the poor boy, she decides to protect him until he meets Duke Schuetz, his future adoptive father. However, there's one thing Ellie doesn't expect when she helps them reunite: the duke's offer to bring her with them as his daughter-in-law! How will this new plot twist change her fate and the course of the story?