Ryu Ji Hye never knows her father and never cares about it before. But someday she successfully win the chance to study abroad. The problem was, as as minor, she has to earn approval from both parents to makes passport.
She tries to ask her mother and older brother but they always dodge her inquiries. Frustrated, she then search for clues herself and what she find in her brother's room shocked her and started the confrontations between her and her brother Ryu Ji Han.
Main Cast: Kim So Hyun, Son Seung Won, Kim Hee Jung, Uhm Hyo Sup, Jung In Seo