Sophia, a smart but quiet high schooler, strikes up a friendship with a new girl in class, but the girl begins to disrupt the lives of Sophia and her family. Sophia is then forced to uncover her friend's past and learn the truth before it's too late.

女人的敌人是女人，女人一旦结婚便要与以家庭之名出现的其他女人相处：婆婆、小姑子、妯娌…… 本剧的主人公虽说是二儿媳妇，实际上在家中做着长媳的事，不仅要侍奉公婆，还要照顾大伯子，家里大事小情她都得管。她期待着嫂子进门，她就可以脱身和自己的老父住到一起，为了这份心愿，她每天坚强乐观地生活着。然而，大伯子带进…

讲述了一个女人遇见了移植了她心爱男人心脏的男人，开始相爱、展开一段爱情的故事。