The Villainess Is Collared by Her Loyal Guard Dog

A duke’s daughter feared as a notorious villainess once held absolute power over her loyal guard, who wore a collar of obedience. But everything changes one night when their relationship is turned upside down. Her guard is revealed to be the prince of an enemy nation, and after capturing her, he places a collar on her instead. Beneath his loyal facade was an obsessive devotion far more dangerous than she ever imagined, trapping her in a dark and inescapable romance.