Protagonist, transmigrated from the 21st century into the body of Liu Xiao, legitimate daughter of the Protector General Liu Jingwu. Cold, calculating, and pragmatic. By day she copies scriptures at Shunhe Temple under house arrest; by night she wears a stealth suit and earns silver. She saved Yan Siyuan and forced him into an eighty-thousand-tael debt contract. Desires independence and escape from the General's Mansion.
