故事讲述的是一名高中女生想要在圣诞节得到自己心仪的礼物，而她的父母突然改变主意，由原先的不答应变成无条件答应甚至主动给她以前想要的东西。
Tired of being bullied, Cassandra Evans prays that her nemesis, Katie Sharp, the queen bee of social media, would know what it's like to walk a day in her shoes. Her prayer is answered in an unexpected way when they get "Switched."
