Lee Eunji and Lee Yeonji are identical twins separated at birth. Lee Eunji grew up to be an intelligent student while Lee Yeonji grew up to be a poor girl who is constantly bullied. Lee Eunji is currently dating a guy name Oh Sehun. An incident occured, causing Lee Yeonji to be mistaken for Lee Eunji. Lee Yeonji has no choice but to become Lee Eunji and attends her school. Choi Minho hates Lee Eunji but when he meets the new Lee Eunji, he falls in love with her. What will happen when everyone finds out about her true identity? Will Minho & Sehun forgive her and continues to love her for who she is?