I Hang up to Upgrade in the Mythical Fairy World

Qin Feng traveled through the mythical world and became a prisoner who was wrongfully sentenced and was poisoned by a government officer. Fortunately, he was rescued by Qingyunzi, who taught him how to practice Taoism, activated the on-hook system, and started his own on-hook upgrade. [Qingyun Qi Training Method lv1: one mana per day; lv2, two mana per day; lv3, four mana per day; lv4, eight mana per day...] [Jiamu Fayun lv1: Flying on clouds, two hundred miles per hour; lv2, four hundred miles per hour; lv3, eight hundred miles per hour; lv4, one thousand six hundred miles per hour...] [Aoki Little Method lv1: Can condense green wood... Lv4, can condense spiritual wood... Lv7, can condense divine wood... Lv11, can condense immortal wood...] Qin Feng originally wanted to hang up and upgrade quietly in the mountains, but the cause and effect were mixed. The son of the tiger who had saved his life came to ask for help. In order to solve the cause and effect, he went to the Xuanming Little Demon Realm to fight against the monsters. I finally figured out the cause and effect of this building, and sensed that my master was being robbed, so I went to rescue him...