Prompt: Write a short story about a man who discovers a magical portal

Tom was always a curious person, so when he found a hole in the ground in his backyard that led to a strange, new world he was instantly intrigued. He climbed down, and when he arrived in this new place, he found himself in front of a large portal. He couldn’t believe his luck, and decided to take a walk through it. Suddenly, he found himself in a strange new world, where he was the only human. He explored, and when he happened upon a large tree, he climbed to the top to find a hidden room. Inside, he found a magical sword that could cut through any obstacle. With this newfound power, Tom set out to explore this new world and conquer all its challenges.