舒冉穿越到出嫁公主慕容璇玑身上，被前来采花的柳若湖劫走。她为了不被抓回皇宫，赖上了柳若湖，并拒绝了准驸马宋若荀的解救。但他们刚到别庄，宋就因接到皇帝旨意再次追来。原来公主看上宋若荀时他已娶妻室，公主纠缠三年，终得皇帝圣旨，命宋休妻再娶，却不想公主在此时换了人。而宋此次前来正是因皇帝以他前妻的性命相挟。宋若荀劝说舒冉和他一起回宫被舒冉拒绝，遂决定加入凤皇宫，留在舒冉身边直到她肯回宫。期间，舒冉被柳若湖多次调戏，并被神秘女人朱砂刺杀，被柳若湖所救，对其有种微妙的又爱又恨。宋若荀在相处中发现公主有异，他与朱砂达成交易，趁柳若湖不备将舒冉带了出来，并与她挑明，命她在找到真公主之前扮演公主，以免再牵连他前妻，却不知公主正是因其前妻下毒才会一命呜呼，导致舒冉穿越。在危机四伏的皇宫，舒冉因宋若荀多次搭救和照顾对其产生了少许情愫。柳若湖也同时找到皇宫，不仅教她武功还赠她武器，宣称她是他的人。舒冉在宋若荀和柳若湖之间，徘徊不定…( Shu Ran traveled through time and became the princess Murong Xuanji who was to get married, but she was robbed by Liu Ruohu. In order not to be caught back into the imperial palace, she stayed with Liu Ruohu and refused the rescue of Song Ruoxun – fiancé of the princess. But when Song just arrived at Biezhuang, he received the imperial edict and returned. The fact was that when the princess fell in love with Song Ruoxun, he was already married; but the princess pestered the emperor for three years and finally she got the imperial edict that Song was ordered to divorce and remarry; it was unexpected that the princess was not who she was before. Song had to come here because the emperor threatened him with the life of his former wife. Song Ruoxun persuaded Shu Ran to get back to the palace with him but was refused, so he decided to join Fenghuang Palace and stay with Shu Ran until she agreed to return to the palace. During the time, Shu Ran was molested by Liu Ruohu for many times, but was saved by him from being assassinated by the mystical woman-Zhu Sha, so she had a delicate love-hate relationship with him. When getting along with the princess, Song Ruoxun discovered something wrong, so he made a deal with Zhu Sha to take out Shu Ran when Liu Ruohu was not watching; he made it clear to Shu Ran and ordered her to act as the princess before the princess was found in order to prevent his former wife from being involved, but he did not know that the princess was poisoned to death by his former wife which made Shu Ran travel through the time. In the crisis-ridden imperial palace, Shu Ran was rescued and cared for by Song Ruoxun for many times, so she fell in love with him. Liu Ruohu also came to the imperial palace to find her; he not only taught her Kongfu but also gave her weapons, and even claimed that she was his lover. It was hard for Shu Ran to decide between Song Ruoxun and Liu Ruohu…)