In a world where adventure and romance run parallel, a young man named Westley, who works as a farmer, falls madly in love with Buttercup, a beautiful noblewoman. However, their love faces a terrible obstacle: Westley embarks on a quest to become rich and marry her, but his journey ends in his disappearance, leaving Buttercup devastated and heartbroken. Believing he is dead, the young woman becomes engaged to the wicked Prince Humperdinck, who has other plans in mind.
Years later, Buttercup is kidnapped by a trio of unusual villains: a giant brute named Fezzik, a cunning swordsman named Inigo Montoya, who seeks revenge for his father's death, and a brilliant but sinister Vizzini. But the heroine is not willing to give up so easily. Meanwhile, a mysterious masked figure in a black cloak appears to rescue her, revealing himself to be Westley, who has returned from the dead.
In this thrilling journey filled with twists, humor, and epic battles, unexpected friends unite to confront the prince and his nefarious plans, while true love and bravery shine through each challenge. The story, narrated as a grandfather reading a tale to his grandson, is a reminder that love conquers all obstacles and that sometimes the most incredible adventures begin with a simple "Once upon a time."