C34 The origin of jade pendant

After keeping the jade pendant, Lin Mo anxiously took out the first sword spectrum, he opened to the first page and saw a few lines on it: Cultivators who cultivate the three Swordsmanship of Earth and Sky, after bringing the sword spectrum out, they must return it to the Sword Tower within a year, and are not allowed to hand it over to any third person to read through, and must not pass onto the