After a long and eventful engagement that all began with a slime, Francette and Gabriel are finally getting married! Preparations are underway, but they hit a snag when they discover that the aurora pearls they need for Francette's wedding dress are no longer being sold. As these dazzling pearls come from Ogre Duke Emilie's territory, they consult with her. Emilie suggests that the soon-to-be newlyweds solve the issue by cultivating their own pearls in Triste. Francette once again joins forces with Gabriel and the slimes, this time to achieve the wedding of her dreams!