This is the story of campus goddess Zhu Nian Nian and her crush's nonsensical older sister Chen Jing An who one day accidentally switch bodies. Chen Jing An became the popular and beautiful princess she always dreamed of being, and she finally got out of having to deal with her brother when she woke up in Zhu Nian Nian's body. Meanwhile Zhu Nian Nian woke up to find herself the "sister" of her crush, Chen Chang Ning, but now she has the opportunity to be closer to him, and for once these "siblings" actually get along.These two girls who used to envy each other are now seeing each others' true sides.(Source: Douban, Baidu; Edited by MDL)