16-year-old Ji-ah is a typical adolescent girl. She aspires to be a ballerina and experiences her first flutters of love and the related pains that come with it as she falls in love for a temporary teacher. She is overjoyed when her mother Suk-hyeon, an erotic novelist, secures a large contract for a serialized online novel, as it means she would finally be able to afford ballet classes. But her hopes are crushed when, not long after, her mom suffers a freak accident and slips into a coma. Ji-ah then gets a call from the editor who misidentifies her as her mother and demands that this week’s text be submitted by midnight. In order to get her mother out of a bind, she decides to use what little she knows in matters of sex to complete the task in her mother’s stead. Much to her surprise, her style seems to resonate with readers.

Jin-seok, 21-year-old, moves into a new house with his family. He suffers from a slight schizophrenia but he carries an ordinary life under the warm care of the family. His older brother Yu-seok is a decent college student, a mentor, and role model for Jin-seok. One night, his beloved brother is kidnapped by unidentified assailants before Jin-seok's eye. Jin-seok can’t recognize their faces, but can remember only the VIN that matches with no car. After long silence of 19 days, suddenly Yu-seok returns home, but remembers nothing which had happened in the meantime. And soon Jin-seok feels Yu-seok is a total stranger.

A plastic surgeon performs strange body experiments on his victims. A woman then goes to the plastic surgeon to seek out the perfect body. Through the surgery the women does receive the perfect body but also must now live out two separate lives.