Leonato is welcoming some of his friends back after war.
Don John disrupts everyone's happiness by making his companion Claudio make love to Margaret (Hero's serving women) and allows Don Pedro and Claudio to watch. Claudio becomes humiliated with anger at Hero and then humiliates Hero by accusing her of lechery on the day of their wedding.
Two fellow soliders
Cluadio quickly falls in love with Hero, Leonato's daughter
They decide to get married
They manage to get Beatrice (Leonato's niece) to stop arguing with Benedick and then they secretly fall in love.
In the end, Benedick marrys Beatrece and Hero marries Claudio
Benedick and Betreace reveal that they love each other. Also, Hero fakes her death until the truth comes out. Leonatowants Claudio to tell everyone in the city how innocent Hero was and marry a girl that looks similar to Hero as a punishment. Hero later reveals that it was her that Claudio married. Claudio is overwhelmed with joy!