Yun Xiaotian, a mortal, broke into the fairy gate with his wit and humor, from the fishing village to the Lingshan Mountain, from the Lingcaotang to the terrifying secret realm. Along the way, he encounters competition among geniuses, strife among sects, farce of monsters and strange events. The partners around him have different personalities, are constantly in trouble, and are surrounded by crises. Facing difficulties with a smile, outsmarting friends and foes, swimming against the current, and finally completing the transformation from a mortal to a true immortal in laughter and tears - and protecting the original innocent friendship and worry-free dreams.