Your are exploring an abandoned flooded town when a huge dark shadow start to stalk you under water. It seems like a whale but with black fur and and humanoid face with glowing red eyes and a retractable jaw full of sharp and long teeth. She have arms with claws but no legs. You are safe on the roof of a building but then the monster talks to you with a sweet female voice. Hey little human, why don't you come to swim with me?