Han Xiaofan, an 18-year-old mortal from the Immortal Spirit Continent, accidentally obtains the immortal treasure known as the “Efficiency Tower.” Cultivating inside the tower consumes spirit stones and grants him a cultivation efficiency boost, ranging from onefold to a hundred millionfold. The more spirit stones he consumes, the greater the boost. From then on, he rises rapidly to success. The cultivation ranks, from lowest to highest, are Mortal, Body Refining, Foundation Establishment, Golden Core, Nascent Soul, Great Ascension, Spirit Separation, Pseudo-Immortal, Lesser Immortal, Great Immortal, Golden Immortal, Great Luo Golden Immortal, Immortal King, Immortal Lord, and Immortal Emperor.
