Heartbroken, the vengeful Victoria places a curse on Esther and Elias's unborn child.
To save Cristina from the superstitious fishermen, who believe mermaids to be unlucky, Esther is forced to release her daughter into the sea.
However, she soon discovers that she becomes a mermaid again during the full moon, only true love's first kiss can break the curse.
Victoria, however, tricks the old woman and kills her the moment she met her daughter, believing Dugong hated her mother anyway.
On the eve of Marina's 21st birthday, Victoria and her daughter Luna pay a surprise visit to give her stepdaughter her "gift".
The King of the Seas ordered to have Victoria and Luna arrested and placed inside a force field prison to prevent them from escaping.
One day, Marina woke up, found herself inside a prison and the shokoy guards calling her "Luna".
Marina turned into a mermaid again as an exchange of Ignarva's assistance, hoping to claim everything Luna took away from her.
Marina, now a mermaid for eternity, bid goodbye to Rodge and their child and returned once more into the ocean.
Three mermaid tails were made for Claudine Barretto to play her character, Marina: two for the water and one for land.
Sheryn Regis was chosen to sing the theme song of the series, a song composed by Raul Mitra and Cacai Velasquez-Mitra entitled "Kailan Kaya", which later became a big hit as part of Sheryn's debut album under Star Music entitled Come In Out of the Rain.