The Villainess Who Had Her Engagement Broken Off Set Out With a Beaming Smile and Formed the Strongest Party!?

"Duke's Daughter Lilianne! I hereby expose your sins and declare the annulment of our engagement!" Faced with those words thrust upon me, I—Lilianne—gave an internal fist pump of triumph! Because my lifelong dream was to spread my wings and fly into a world of freedom—registering as a commoner at the adventurer's guild, accepting quests, and traveling! Everything was going according to plan. A perfect plan. And yet, it was the main heroine herself who would destroy that plan!? ※ This work is also being posted on other novel sites.