Shen Zhaoyun was forced to take the place of her dead sister and marry into the Demon Cult as her wife. On the night of the wedding, she lifted her hijab and looked directly at the man behind the mask: 'You are marrying my sister's bones. ' Ye Wu Jiu remained silent for a long time, and actually left her by his side. She used her medical skills as a blade and worked step by step to detoxify his heart and break his old dreams; he used his power as a shield to protect her, but he didn't know that the poison on her fingertips was all the temptation for revenge. Liu Shuangni plots secretly, Bai Heyin is in a dilemma, and the relic in Ye Youhuang's hand is unveiling an old covenant stained by blood.