Leng Qinxian and Leng Yingtong, the daughters of General Leng Lie, met a mysterious boy during the Lantern Festival. They thought it was a chance encounter, but their father brought this mysterious boy Linchen home. After getting along, the pure and beautiful Leng Qinxian fell in love with Linchen, but inadvertently discovered Linchen's secret. Linchen approached them with a purpose! After Linchen left, the Leng family was wiped out, leaving only the Leng sisters... What is the purpose of the Dark Moon Sect to which Linchen is loyal? Where will Leng Qinxian and Linchen go? What disputes do the parents have with the Dark Moon Sect?