Seungri is Merman boy with white hair and white tail. He has a tattoo on the right hand as sign he was a Merman and this mark also status because Seungri is son of  King in the kingdom of the sea. Seungri didn't like other merman or mermaid, he was very curious about human and life on the land after he read mermaid princess legend so he always comes to the surface to see human and human life the