Marina (2004)

Elias is a fisherman who falls in love and marries Esther. Victoria is a witch who's madly in love with Elias, and heartbroken as she is, she curses a spell on the pregnant Esther—at her daughter's 7th birthday, she shall turn into a mermaid. Years later, disheartened over her daughter's fate, Esther decides to take her daughter to the sea. She will grow up as a friendly and warm mermaid, Marina.