Di Long is the third young master of Lancheng. Gifted with natural talent and born with a beast spirit, he is nevertheless framed by his eldest brother, Di Ren, and loses his beast spirit. He is then driven out of Lancheng, and Di Ren usurps his position to become its lord.
Di Long wanders to a foreign land, where he falls in love with Xiao Qi, the maid who has been by his side since childhood, and cultivates there. Along the way, he slays countless fierce beasts, finds countless treasures, makes a large group of friends, and discovers true love.
At last, Di Long kills the ferocious tiger that had been sealed away for years. His beast spirit unexpectedly revives, and in a daze he also grasps the essence of a martial art. His strength surges. He returns to his hometown with Xiao Qi and comes face to face with Di Ren, the brother who once persecuted him...