生成一段短英语故事。
Once upon a time, there was a little boy named Jack who loved to play outside. One day, he stumbled upon a key while exploring the woods. Curious, he followed the key's trail and discovered a secret door. He bravely unlocked it and found an enchanted garden full of colorful flowers and talking animals. From that day on, he spent every afternoon exploring the magical realm, making new friends, and learning valuable life lessons.