Story of love between Marimar and Sergio. Sergio is from a wealthy family, and Marimar lives with her poor grandparents in a hut in front of the ocean.
A brave, poor young girl is welcomed into a rich family and develops a romance with their misogynist youngest son, driving a woman already in love with him to go to great lengths to destroy their relationship.
Cantinflas and three friends return a stolen necklace to an actress who invites them to be extras at Clasa studios. While on the set, he falls asleep and dreams that he is d'Artagnan, fighting on behalf of Queen Anne.