Jian Yu has lived in the deep mountains and forests since he was a child. He has determined to be a hero since he was a child, so he always sneaks down the mountain when the master is not paying attention, but he is accurately caught by the master every time. So he starts to change the method every day to make unreasonable troubles with the master, but the result is unsuccessful every time. Until one day, he walked to his master's room as usual and planned to make a scene. But this time he did not see the master. He only saw a letter and a pendant left on the master's table. From then on, Jianyu started his treacherous life.
Purpose: growth, inspiration