In order to save her younger brother Qingcheng, Qingtong was forced to poison Fu Gui. In fact, she secretly controlled the dose of the drug and poisoned herself to get Mrs. Xin Yin.Fugui realizes that the loss of internal energy is related to Qingtong's disappearance. Feng Tingyun identifies Qingtong as a spy, but Fugui insists on concealing the truth.Mrs. Yin vowed to destroy the Wang Quan family due to the hatred of her late husband, and secretly communicated with Quan Jingting. The latter was expelled in his early years and sought refuge with the Black Fox Empress in an attempt to take revenge with the power of the real dragon.

Fugui deduced that Qingtong was under duress, and endured the poison to track down Qingtong to Qiansi Cave in Baiwu Mountain.Mrs. Yin led the little demon to encircle and suppress her, but because the little demon was afraid of the soldiers turning against her, Fugui used pure Yangyan to scare everyone, and forced Mrs. Yin to retreat. After that, she learned that Qingtong had escaped with her younger brother.In order to save Fugui, Qingtong sent the only antidote to Wangquan Villa, but was intercepted and seriously injured by Feng Tingyun, but she still tried her best to break into Fugui's residence.Fugui asked about the reason for the poisoning, and Qingtong confessed that he was controlled by Mrs. Yin and felt guilty for hurting his benefactor.
Fugui knew Qingtong's intentions well and secretly fed the antidote to her unconscious body. He endured the poison and worked with Quan Rumu to eliminate it.After Qingtong regained consciousness, she briefly reunited with her younger brother Qingcheng, but to protect his safety, he was sent to Lucun to live in seclusion.The Black Fox Empress learned that Fugui was in love with Qingtong and thought she had a weakness.