Sacrificed to the cursed Dragon Duke Carlos, Serena discovers his hidden gentle heart through his inner voice. Their bond deepens as they navigate the monster’s suffering, but Princess Lisa and Duke Alaric turn the tables by poisoning Carlos and framing Serena. Cast into a dungeon, she locates an antidote and breaks free. Serena cures Carlos, awakening his true dragon power. The villains are defeated, and the curse finally ends.