I'm Engaged to an Obsessive Male Lead

One day, Veillyn Orlando comes to the realization that she's been living the last 21 years as a side character in a BL novel and is fated to die in one year! In light of this, Veillyn decides to escape her abusive family and live out the rest of her days in peace. However, her only way out is getting engaged to the male lead of the novel, Jellard...