The story revolves around a young boy who is convinced that an alligator resides under his bed, causing him to feel scared and anxious at night. Despite his parents' disbelief, he devises a clever plan to lure the alligator out using food as bait. Once the alligator is out of his room, the boy leads it to the garage, successfully overcoming his fear and ensuring a peaceful night's sleep. The tale highlights themes of imagination, bravery, and problem-solving in a playful and engaging manner.