Betrayed by her fiancé Anton for her sister Agathe, Beauty secretly marries the terrifying Beast in Agathe's place to save her village. Instead of a monster, Beauty finds a compassionate protector and falls in love. When Anton uncovers the switch, he jealously kidnaps a pregnant Beauty, but the Beast rescues her. Choosing mercy over revenge, Beauty spares Anton. Ultimately, their true love breaks the ancient curse, transforming the Beast back into a prince.