LUNA, the rightful heir of the mermaid kingdom, believes in peace between humans and merfolk. Three years ago, she rescued KAI, a human marine researcher, and the two fell into a forbidden love that crossed species boundaries. However, her adopted sister SIREN, consumed by grief, jealousy, and hatred after losing her own lover, launches a coup, steals the throne, and frames humanity for crimes against the ocean.After surviving imprisonment and a deadly curse, LUNA reunites with KAI, who has spent years searching for her. Together, they uncover the hidden truth behind the war between humans and merfolk while facing betrayal, hatred, and a fate that binds their souls across lifetimes. In the end, their love becomes the final sacrifice that ends centuries of conflict and brings peace to both worlds.
