Write a story about a group of hikers who stumble upon a hidden cave deep in the forest

Write a story about a group of hikers who stumble upon a hidden cave deep in the forest. As they explore the cave, they discover ancient runes etched into the walls and a mysterious artifact that releases a powerful force when touched. This force leads them on an adventure filled with danger, magic, and unexpected allies as they try to uncover the secrets of the artifact and the cave.