Sacred birds, warcraft, artifacts, national treasures, wonderlands, secret gardens, and the like, the attraction exuded by things that have not been revealed by people, makes many people yearn for them. "Ranger" is a profession that explores ancient civilizations, protects rare creatures, captures important suspects, and solves some special events. Three teenagers with different personalities and backgrounds passed many tests and obtained the "Ranger" professional certificate, and then began their adventure...
