In Ruoxi Ho's time, evil forces are rampant on the island of Palm Wild, where tens of thousands of Tian clansmen live. When Lin Yu (Liu Yanchen), a ranger, learns of this, he decides to return to the island to quell the turmoil and save the Tian clan, to whom he owes a debt of gratitude. On the way, Lin Yu meets a mysterious woman named Yu Lu (Shen Yu), whose identity is unknown.