Leviathan The Last Defense (Japanese : Zettai Bouei Leviathan) Based on the Gree mobile social game of the same name. Aquafall is a world abound with water and greenery, and populated by dragons and fairies. Meteorites suddenly bring forth evil creatures that threaten all living things on the planet. The fairy Syrup assembles the Aquafall Defence Force, with three girls of the dragon clans as recruits. Syrup and the dragon girls Leviathan, Bahamut, and Jörmungandr work together to battle