A man fights for his life in a storm-tossed boat as a sea monster drags it underwater

Prompt

A lone man struggles to steady himself on a small boat in the middle of a violent ocean storm. Thunder cracks and heavy rain lashes down as towering waves crash around him. Suddenly, a sea monster bursts from the dark water, its massive jaws opening wide. It clamps its teeth onto the boat, splintering the wood, and violently drags it beneath the churning ocean as the man fights for his life. Dramatic lighting, cinematic camera angles, hyper-realistic, intense atmosphere.