In a small town surrounded by mountains and forests, the boy Ali and the girl Maria live in the exciting teenage years (13-15 years). They share a close friendship that dates back to childhood. The story takes them to a mysterious forest they discover, where they embark on an adventure to discover the secrets of a buried ancient city. They find a torn map, which leads them to discover a secret treasury that reveals an ancient city buried underground. The story combines the mysteries of the ancient city, the growing friendship between Maria and Ali, and the challenges they face when they find themselves in a situation that forces them to make a difficult decision that affects their future and that of the buried city. The story blends action, adventure, and personal elements, highlighting the journey of self-discovery and decision-making during adolescence.