reate an eerie atmospheric photorealistic image i...

Create an eerie atmospheric photorealistic image inspired by the film 'The Lord of the Rings'. The scene is set by the sinister lake next to the Gate into Moria. The waters of the lake are seething and boiling. From the water a long sinuous tentacle crawls. It is pale-green, luminous and wet. The tentacle grabs Frodo's foot. Sam on his knees slashes at it with a knife. Gandalf leaps back. The groping tentacles writhe across the narrow shore and finger the cliff-wall and the doors. One wriggles o