独一无二的唯一的恋爱,看似奢望却在神崎弘人(龟梨和也 饰)和月丘菜绪(绫濑遥 饰)之间发生了。只属于两人的恋爱却被身份的巨大落差所阻隔。一边是大型珠宝行“明星珠宝”老板唯一的千金,读的是名牌大学;另一边是早年丧父,出身贫寒,靠兼职打工度日来养活家人的穷小伙。 因身份的悬殊带来的误会,偏见,怀疑和不认可,让二人躲闪紧闭内心,但这份命定的邂逅终究冲破重重阻碍和桎梏,被互相治愈的弘人和菜绪决定抛开一切也要在一起。选择共同面对困难的二人,横在面前的是来自菜绪家里的压力,二人最终能否执手,一路走下去呢?A poor man falls in love with a rich woman in the 20s. Her outlook on life is like a middle school girl and his outlook on life is like an old man. She shows him that not all rich girls are stuck up, that some are humble and sweet and good to disabled children.