Liu Yueying's parents had once saved the life of the imperial concubine, and on this basis, she became the nominal consort of Xie Huai'an. After three years of marriage, as Xie Huai'an was on the verge of entering the Buddhist monastic life, Liu Yueying, unwilling to live a life of widowhood, sought out slave girls who were virgins from across the land. She fed them gu poison to refine them into Bodhi maidens, aiming to seduce the prince into breaking his vows and to prevent him from becoming a monk. In the end, only one slave, Chan Yi, survived out of more than four hundred. However, Chan Yi had endured enough of the miserable life of a slave; while she appeared to comply, she actually began to secretly seize control of the entire prince's residence...