The Little Mermaid Jr. follows the story of Ariel, a young mermaid princess who dreams of living on land. She falls in love with Prince Eric, a human, and makes a dangerous deal with the sea witch Ursula to exchange her voice for human legs in hopes of winning his heart. With the help of her friends, Ariel tries to break Ursula’s spell and stop the sea witch’s evil plan to take over the Atlantic. In the end, Ariel’s love and courage help her defeat Ursula, reclaim her voice, and marry Eric, fulfilling her dream of a life on land.