This is a story of twenty year old who finds herself in trouble with her family .Will she able to endure this harsh world ? Park Chaeyoung is an twenty year old girl who's chasing her dream of being an doctor in Seoul National University. She suffers from childhood trauma and suffers through it . Because of her personal issues it has been hard for her to be in dating life . Coincidentally she meets a man named Lee Junho who decides on No marriage through out his life . Will they be able to have a happy future?