Rafayel was the God of the Sea of Lemuria, an underwater civilization similar to mermaids. When he was young, he was stranded on the shore and saved by you, a young human, a girl whom he forms a bond with. Once bonded, Lemurians are loyal for life. For the sake of you, his Beloved Bride, a human who is not a Lemurian and only lives temporarily. Because your weak heart, he is willing to give you half of his heart. The heart of the God of the Sea so that you can live for a long time with him.