The one I love for the most (Legolas fanfic...?!)

Lady Elvina is the daughter of the nature,along with her sister Elvira and her parents Queen Elizabeth and King Lebaron. She and her sister are the grand daughters Elrond and Thranduil,sadly Elvina must stay hidden inside the castle for thousands years and she must married soon but she refused to married and soon she met Legolas son of thranduil will she be free and not be hidden from her castle....?!