大二学生司柠意外穿越到了民国，成为了玛丽苏的女主，结果男主竟然是现实生活中的冤家！！一书藉，两时空，三世情。真假女主，跨越百年，只为赴一场异世的爱恋…

Fivemonthslater.SydneyquitstheCIAandjoinsaBlackOpsunitcalled"AuthorizedPersonnelOnly"alongsideDixon,Jack,Vaughnand...Sloanewhomforlimitedimmunityisco-operatingwiththeAPO.Meanwhile,thetruthSydneyfoundoutinWittenbergendangersherrelationshipwithJack,andeventuallysherevealstheawfultruthtoVaughn:aboutherfatherhavi…