A mermaid is a legendary aquatic creature with the upper body of a human and the tail of a fish. In other folk traditions they can be benevolent, bestowing boons or falling in love with humans. Mermaids are associated with the Sirens of Greek mythology.
Pearl is a mermaid with galaxy powers. I found her stranded on the beach, barely breathing. She's She loves swimming with the dolphins and loves the ocean, her parents died in a storm. She is adopted now by me