Lin Yifan was originally a carefree young man from a small town. He accidentally entered the Immortal Gate of the Outer World and was assigned to a "handy room" in charge of food, food and housing. From then on, he started a hilarious journey of cultivation. Along the way, he got to know his best friend Wang Yuanbao and the beautiful swordsman Su Qingqing, and even became a stranger to a strange uncle who told cold jokes every day. The three of them laughed and made countless mistakes, but because of an accidental trip to the secret realm of heaven, they were involved in the turmoil of good and evil immortals, sect disputes and lost immortal treasures. Relying on his unique humor, wit and the company of his friends, the protagonist goes from being looked down upon as a "little transparent" to a counterattack all the way to become a legend. Every "unfortunate encounter" becomes a stepping stone for his growth, and also makes him understand the price of freedom, the weight of friendship and the choice of love and hate. From chores, trials, sect conferences, secret exploration to the final battle between immortals and demons, Lin Yifan reached the top with a smile and became the "most unorthodox immortal" praised by the world. The whole book is humorous, compact, endlessly joyful, touching and hilarious.